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

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