Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc lang son snippets" » "toc mang son snippets", "thon lang son snippets", "hoa lang son snippets", "toc nang song snippets", "toc bang song snippets", "toc anh son 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: (((("python using java snippets") or ("toc lang son snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("toc lang son snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toc lang son snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toc lang son snippets"))) or ("locating bug code snippets"))*.