Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"oi duc li snippets" » "hoai duc li snippets", "oi duoc li snippets", "oi duc loi snippets", "oi duc lai snippets", "oi duc li slippers"

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: (((("oi duc li snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( oi duc li snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("oi duc li snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.