Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao khoi ve snippets" » "tao hoi ve snippets", "thao khoa ve snippets", "lao khoa ve snippets", "tao khoi de snippets", "tao khoi he 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: (((("tao khoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao khoi ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao khoi ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao khoi ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.