Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"mong doi tro snippets" » "vong doi tro snippets", "dong doi tro snippets", "mong do tro snippets", "mong doi tho snippets", "mong doi trong snippets", "mong doi thoi snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("mong doi tro snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
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