Perhaps you should try some spelling variations:
"lochating bug code snippets" » "locating bug code snippets", "lochating bug core snippets"
"python using java snippets" » "python using data snippets"
"than vo du snippets" » "than va du snippets", "than doc du snippets", "than hoc du snippets", "than so du snippets", "than ve du 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: (((("than vo du snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( than vo du snippets ) or ( python using java snippets ))) or ( lochating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("than vo du snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))*.