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 san snippets" » "vong doi san snippets", "dong doi san snippets", "mong do san snippets", "mong doi sanh snippets", "mong di san snippets", "mong doi ban snippets"

Try widening your search to All Fields.

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