The word Colies is misspelled against Coolies, which is plural of "Coolie"
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Coolies has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings c & lies which should not be misspelled with single 'O'
Wrong Spelling:  c-o-lies 
Correct Spelling:  c-oo-lies 
Find more incorrect spellings of Coolies to spell right way.