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