Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"doc tam luon snippets" » "doc tay luon snippets", "doc tam huong snippets", "doc ham luong snippets", "don tam luon snippets", "hoc tam luon snippets", "duc tam luon snippets", "doc tam luon 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: (((("doc tam luon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc tam luon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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