Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"khan tap dan snippets" » "han tap dan snippets", "phan tap dan snippets", "khan ap dan snippets", "khan tap doan snippets", "khan tap danh snippets", "khan tap van 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: (((("khan tap dan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khan tap dan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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