Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"van truc cu snippets" » "van thuc cu snippets", "van tru cu snippets", "vao truc cu snippets", "van truc cau snippets", "van truc du snippets", "van thuc cua snippets"

Try widening your search to All Fields.

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