Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dinh cho hoc snippets" » "dinh cho code snippets", "dinh chon hoc snippets", "danh cho hoc snippets", "dinh chi hoc snippets", "dinh co hoc snippets", "dinh khoa hoc 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: (((("dinh cho hoc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh cho hoc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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