Some  English native speakers' mistakes

 WSTopics Spelling data
  Vivian Cook
1400 Sample of L2 Mistakes

Top ten mistakes made by Sainsbury's customers in ordering on-line:
avocado, barbecue, biscuits, broccoli, chilli, Hellmann's, houmous, lasagne, mozzarella, piccalilli 

 Mistakes collected from essays by adult English students studying at university in England

  1. abondonment

  2. accomodate
  3. acheive; achieving; acheive
  4. additionaly
  5. affect (effect)
  6. aichistrategies
  7. alloted
  8. anwsers
  9. appendicies
  10. approxiamtion
  11. apptitude
  12. aproved
  13. aqcuisition; aquisition
  14. aquiring
  15. asses (assess)
  16. avocets (advocates)
  17. bare (bear)
  18. baring (barring)
  19. befor
  20. beginers
  21. bellow (below x3)
  22. bilingulality
  23. booring (boring)
  24. carrier (career)
  25. catagories
  26. Chomskian
  27. choosen
  28. come (some)
  29. cometance (competence); competance
  30. compulsary
  31. concious
  32. condsiderably
  33. confidantly
  34. controlls
  35. corect
  36. correspondance
  37. county (country)
  38. critisise (criticism)
  39. definately
  40. demeening
  41. demontrated
  42. detatchment
  43. dictionarys
  44. differnce
  45. discrepency
  46. eas (was)
  47. effect (affect)
  48. elabourate
  49. embarassing
  50. enthousiasm
  51. exadurate (exaggerate)
  52. execise
  53. extremelly
  54. fairs (fares)
  55. fillars (fillers)
  56. finnished
  57. fist (first)
  58. fluorishes (flourishes)
  59. fueled
  60. fulfill
  61. grater (greater)
  62. gramatical
  63. heirarchy
  64. hinderance
  65. hoe (how)
  66. identifing
  67. iformation (information)
  68. illicit (elicit)
  69. imitive
  70. imperitive
  71. independant
  72. instrumentaly
  73. integatively
  74. interferance
  75. intergrated
  76. intermidiate
  1. iterest
  2. knew (new)
  3. layed out
  4. lerners
  5. litry (literary
  6. looses (loses)
  7. minites
  8. modeled
  9. my (by)
  10. nataural
  11. no where (nowhere)
  12. nowway (no way)
  13. occassion
  14. occurance
  15. ophone (phone)
  16. opputunity
  17. paticular
  18. peaople
  19. peariod
  20. percieved
  21. phoneme (phenomena)
  22. possitive
  23. predertermined
  24. prevailant (prevalent)
  25. principle (principal)
  26. procede
  27. professionably
  28. profficiency
  29. pronounciation
  30. pronunce
  31. pysche
  32. pyschology
  33. questionaires
  34. quetion
  35. quite (quiet)
  36. raelia (realia)
  37. refering
  38. relevent (relevant)
  39. repetiitive
  40. repetitavely; repetive; repitition
  41. reseacher
  42. responcible
  43. revelant (relevant)
  44. sacred (scared)
  45. sates (states
  46. senario
  47. sence (sense)
  48. severally (severely)
  49. simutan-
    eously
  50. sited (cited)
  51. situtation
  52. Spainish
  53. spontanaeity
  54. srtucture
  55. subsitution
  56. syllubus
  57. taht
  58. tanscribed (transcribed)
  59. taylor (tailor)
  60. the (they)
  61. their (there)
  62. tiered (tired)
  63. tires (tyres)
  64. to (too)
  65. tradditional
  66. transribed
  67. trough (through)
  68. two (to)
  69. unconcious
  70. universitys
  71. usefull
  72. vocabularly
  73. weeds (weeks)
  74. well-payed
  75. where (were)
  76. whewre