Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"phan doc tuc snippets" » "phan duoc tuc snippets", "phan duc tuc snippets", "than doc tuc snippets", "phan doc thuc snippets", "phan do tuc snippets", "phan hoc thuc snippets", "phan doc tuc 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: (((("phan doc tuc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan doc tuc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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