Travyling or Travailing: How To spell?

The word Travyling is misspelled against Travailing, which is present continuous of "Travail"

Word contains consecutive vowels 'AI' in between alphabets trav & ling is misspelled as 'Y'
Wrong Spelling:  trav-y-ling 
Correct Spelling:  trav-ai-ling 
Find more wrongly spelled words of Travailing to spell it well.

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