Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tac dan he snippets" » "tac danh he snippets", "cac dan he snippets", "tac da he snippets", "tac dan ve snippets", "tac dan de snippets", "tac dan ke snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tac dan he snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( tac dan he snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tac dan he snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.