Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"hap han tap snippets" » "phap han tap snippets", "cap han tap snippets", "hap ban tap snippets", "hap han tai snippets", "hap toan tap snippets", "hap nhan tai snippets", "hap han tap 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: (((("hap han tap snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hap han tap snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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