Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu sat qua snippets" » "thu san qua snippets", "thu nhat qua snippets", "thuy san qua snippets", "thu mat qua snippets", "thu sat quang snippets", "thu hat quan snippets", "thu sat qua 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: (((("thu sat qua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thu sat qua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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