Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bot hoc trac snippets" » "bot hoi trac snippets", "bot hoc truc snippets", "bot hoc thuc snippets", "post hoc trac snippets", "bot khoa trac snippets", "buoc hoc trac snippets"

Try widening your search to All Fields.

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