The word Colating is misspelled against Collating, which is present continuous of "Collate"
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Collating has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings co & ating which should not be misspelled with single 'L'
Wrong Spelling: co-l-ating
Correct Spelling: co-ll-ating
Find more incorrect spellings of Collating to spell right way.