Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hanh van son snippets" » "hanh van code snippets", "thanh van son snippets", "khanh van son snippets", "hanh va son snippets", "hanh van dong snippets", "hanh van cong snippets", "hanh van sung snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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