Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khat ha dang snippets" » "kham pha dang snippets", "chat hoa dang snippets", "khac hau dang snippets", "khat hai dang snippets", "khat ha dong snippets", "khat ha tang snippets", "khat ha dang 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: (((("khat ha dang snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khat ha dang snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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