Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi goc cung snippets" » "thi goc cong snippets", "thi ngoc cuong snippets", "thi ngoc hung snippets", "thi ngoc cung snippets", "thi loc cung snippets", "thi toc cung 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: (((("thi goc cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi goc cung snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi goc cung snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi goc cung snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.