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 is was
#6 a the
#7 will would
#8 on in
#9 & and
#10 its it's
#11 are is
#12 was were
#13 e-mail email
#14 have has
#15 if whether
#16 your you're
#17 Hope I hope
#18 that which
#19 you your
#20 to for
#21 that who
#22 can could
#23 ok okay
#24 of for
#25 for to
#26 2 two
#27 which that
#28 has have
#29 wanted want
#30 would will
#31 Im I'm
#32 this these
#33 there their
#34 in at
#35 are were
#36 and to
#37 it this
#38 3 three
#39 in into
#40 have had
#41 to too
#42 at in
#43 could can
#44 to with
#45 need needs
#46 of in
#47 I I've
#48 and or
#49 an a
#50 in to
#51 question questions
#52 u you
#53 has had
#54 this the
#55 were was
#56 it them
#57 had have
#58 the their
#59 the an
#60 then than
#61 the this
#62 1 one
#63 to in
#64 can not cannot
#65 in with
#66 for of
#67 on of
#68 use used
#69 in of
#70 send sent
#71 4 four
#72 was is
#73 dont don't
#74 5 five
#75 cause because
#76 Lets Let's
#77 everyday every day
#78 that this
#79 in for
#80 form from
#81 is it's
#82 of on
#83 to of
#84 of to
#85 on to
#86 ask asked
#87 health care healthcare
#88 or and
#89 for in
#90 in to into
#91 the that
#92 that the
#93 Just I just
#94 your the
#95 my the
#96 at on
#97 with in
#98 to and
#99 guest guests
#100 thru through

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