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