The word Shaging is misspelled against Shagging, which is present continuous of "Shag"
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Shagging has double "gg" is mispronounced as "g"
Remember double 'GG' in between the strings sha & ing which should not be misspelled with single 'G'
Wrong Spelling:  sha-g-ing 
Correct Spelling:  sha-gg-ing 
Find more wrongly spelled words of Shagging to spell it well.