The word Congreses is misspelled against Congresses, which is plural of "Congress"
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Congresses has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings congre & es which should not be misspelled with single 'S'
Wrong Spelling:  congre-s-es 
Correct Spelling:  congre-ss-es 
Find more incorrect spellings of Congresses to spell right way.