Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tong cac le snippets" » "trong cac le snippets", "thong cac le snippets", "tong cuc le snippets", "tong cach le snippets", "tong cac he snippets", "tong mac le 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: (((("tong cac le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tong cac le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tong cac le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tong cac le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.