Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hanh van hac snippets" » "thanh van hac snippets", "khanh van hac snippets", "hanh va hac snippets", "hanh van hoc snippets", "hanh van ha snippets", "hanh van hai snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("hanh van hac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh van hac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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