Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc le chan snippets" » "thuc te chan snippets", "thuc ve chan snippets", "tuc le chan snippets", "thuc le thanh snippets", "thuc le khanh snippets", "thuc le thang 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: (((("thuc le chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc le chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc le chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc le chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.