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