Perhaps you should try some spelling variations:
"thuc thanh a snippets" » "thuoc thanh a snippets", "thuc hanh a snippets", "phuc thanh a snippets", "thuc thanh ha snippets", "thuc thanh va snippets", "thuc thanh ba snippets", "thuc thanh a slippers"
"python using java snippets" » "python using data snippets", "python using java 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: (((("thuc thanh a snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc thanh a snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc thanh a snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
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