Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chon tu cau snippets" » "chon tu code snippets", "con tu cau snippets", "cho tu cau snippets", "choi tu cau snippets", "chon tu cac snippets", "chon cu cau snippets", "chon tu can 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: (((("chon tu cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chon tu cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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