Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan hoc do snippets" » "van hoc do snippets", "dan toc do snippets", "dai hoc do snippets", "dan hoc doi snippets", "dan hoc co snippets", "dan hoc bo 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: (((("dan hoc do snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dan hoc do snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan hoc do snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.