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

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