Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"von ngan anh snippets" » "toan ngan anh snippets", "vu ngan anh snippets", "von luan anh snippets", "von ngan danh snippets", "von nhan anh snippets", "von ngan thanh snippets", "von ngan anh 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: (((("von ngan anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("von ngan anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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