Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"pham hoc lao snippets" » "phap hoc lao snippets", "phau hoc lao snippets", "pham hoa lao snippets", "pham hoc cao snippets", "pham hoc lam snippets", "pham hoc bao snippets", "pham hoc lao slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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