Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khoa duc hai snippets" » "khoa duoc hai snippets", "khoan duoc hai snippets", "khoa dung hai snippets", "khoa cuc hai snippets", "khoa duc dai snippets", "khoa duc hau snippets", "khoa duc hai 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.

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

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