Perhaps you should try some spelling variations:
"lochating bug core snippets" » "locating bug core snippets", "lochating bug code snippets"
"python using java snippets" » "python using data snippets"
"cau hoc lua snippets" » "cau hoi lua snippets", "cau hoa lua snippets", "cao hoc lua snippets", "cau hoc luan snippets", "cau hoc luat snippets", "cau hoc cua snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cau hoc lua snippets") or ("python using java snippets"))) or ("lochating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau hoc lua snippets") OR ("python using java snippets"))) OR ("lochating bug core snippets")).
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