Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi van bon snippets" » "thi van code snippets", "thi lan bon snippets", "thi hanh bon snippets", "thi nang bon snippets", "thi van ban snippets", "thi van dong snippets", "thi van cong 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: (((("thi van bon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi van bon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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