The word Compresing is misspelled against Compressing, which is present continuous of "Compress"
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Compressing has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings compre & ing which should not be misspelled with single 'S'
Wrong Spelling:  compre-s-ing 
Correct Spelling:  compre-ss-ing 
Find more incorrect spellings of Compressing to spell right way.