Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran vu hong snippets" » "tran tu hong snippets", "tran van hong snippets", "trang va hong snippets", "tran vu cong snippets", "tran vu thuong snippets", "tran du phong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("tran vu hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tran vu hong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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