Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"do luc doi snippets" » "do luoc doi snippets", "do lua doi snippets", "do luc moi snippets", "do duc doi snippets", "do tuc doi snippets", "dong luc doi 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: (((("do luc doi snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( do luc doi snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do luc doi snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.