Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoe mau ho snippets" » "khoe ma ho snippets", "khoa ma ho snippets", "khoe moi ho snippets", "khoe mau hop snippets", "khoe mau co snippets", "khoe mau do 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: (((("khoe mau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoe mau ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
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• Adding a wildcard symbol may retrieve word variants: (((("khoe mau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.