Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thap va moi snippets" » "tap va moi snippets", "phap va moi snippets", "thai va moi snippets", "thap va mot snippets", "thap ve moi snippets", "thap va mo 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: (((("thap va moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thap va moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thap va moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thap va moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.