Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhap van phe snippets" » "nhap van code snippets", "nha van phe snippets", "nhan van phe snippets", "phap van phe snippets", "nhap van phu snippets", "nhap va phe snippets", "nhap van he snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nhap van phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap van phe snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("nhap van phe snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.