Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan chi loc snippets" » "toan cao loc snippets", "tai chi loc snippets", "luan chi loc snippets", "toan thi loc snippets", "toan chon loc snippets", "toan chi duoc 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: (((("toan chi loc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toan chi loc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan chi loc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan chi loc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.