Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lam ban cho snippets" » "lam banh cho snippets", "lam san cho snippets", "lap ban cho snippets", "lam ban cheo snippets", "lam bang cho snippets", "lam ban co 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: (((("lam ban cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lam ban cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lam ban cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lam ban cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.