Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tong hoa cac snippets" » "thong hoa cac snippets", "trong hoa cac snippets", "tong hop cac snippets", "tong hoa chat snippets", "tong chon cac 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 hoa cac 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 hoa cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tong hoa cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tong hoa cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.