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"
"bat hoc chu snippets" » "bai hoc chu snippets", "vat hoc chu snippets", "bac hoc chu snippets", "bat hoc cau snippets", "bat hoc cho snippets", "bat hoc thuc snippets"

Try widening your search to All Fields.

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