Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tao dan toi snippets" » "tao danh toi snippets", "tho dan toi snippets", "dao dan toi snippets", "tao dan toc snippets", "tao dan thi snippets", "tao van toi 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 dan toi 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 dan toi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tao dan toi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao dan toi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.