Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tieu lam cac snippets" » "thieu lam cac snippets", "tien lam cac snippets", "lieu lam cac snippets", "tieu nam cac snippets", "tieu lam chat snippets", "tieu lam sach 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: (((("tieu lam 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: (((("tieu lam cac snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tieu lam cac snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu lam cac snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.