Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao than voi snippets" » "tao thuan voi snippets", "tam than voi snippets", "tao nhan voi snippets", "tao than vo snippets", "tao tan voi snippets", "tao than roi 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 than voi 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 than voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao than voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao than voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.