Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"kim ba thu snippets" » "kim bai thu snippets", "kim bang thu snippets", "kim bach thu snippets", "kim va thu snippets", "kim ma thu snippets", "kim ca thu snippets", "kim ba thu 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: (((("kim ba thu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim ba thu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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