Common mistakes in English

Over the last few years, we have corrected millions of words in the texts we have processed. Here, we present a list of common mistakes that we have found. The list is sorted according to the frequency with which we corrected the phrase. Not all corrections are present due to privacy concerns.

Position Before After
#1 the a
#2 is are
#3 in on
#4 a an
#5 will would
#6 is was
#7 a the
#8 on in
#9 that who
#10 & and
#11 was were
#12 are is
#13 have has
#14 its it's
#15 to for
#16 can could
#17 you your
#18 has have
#19 which that
#20 for to
#21 your you're
#22 of for
#23 in at
#24 e-mail email
#25 would will
#26 2 two
#27 that which
#28 Hope I hope
#29 this these
#30 ok okay
#31 there their
#32 Im I'm
#33 are were
#34 in into
#35 have had
#36 to too
#37 and to
#38 need needs
#39 3 three
#40 it this
#41 to with
#42 wanted want
#43 if whether
#44 at in
#45 could can
#46 an a
#47 of in
#48 this the
#49 in to
#50 it them

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