Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thi van con snippets" » "thi van code snippets", "thi lan con snippets", "thi hanh con snippets", "thi nang con snippets", "thi van cong snippets", "thi van bon snippets", "thi van co 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 con 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 con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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