Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu gan ha snippets" » "thu ngan ha snippets", "thu ban ha snippets", "thu san ha snippets", "thu gian ha snippets", "thu van ha snippets", "thu gon ha snippets", "thu gan ha 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 gan ha 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 gan ha snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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