Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"luat tam cho snippets" » "luat thai cho snippets", "luat dat cho snippets", "luat tuc cho snippets", "luat tap cho snippets", "luat tam ho snippets", "luat lam cho 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: (((("luat tam 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: (((("luat tam cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luat tam cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat tam cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.