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