Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tap danh dot snippets" » "tac danh dot snippets", "tao danh dot snippets", "tap dan dot snippets", "tap dinh doat snippets", "tap dang do snippets", "tap danh bat 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: (((("tap danh dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap danh dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tap danh dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap danh dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.