Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tac dung dot snippets" » "sach dung dot snippets", "xay dung dot snippets", "tin dung dot snippets", "tac dung dat snippets", "tac dung doi snippets", "tac dung mot 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: (((("tac dung 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: (((("tac dung dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac dung dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac dung dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.