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"
"hoc tan du snippets" » "hoc dan du snippets", "hoc tap du snippets", "hoc tai du snippets", "hoc toan du snippets", "hoc tang du snippets", "hoc van 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: (((("hoc tan du snippets") OR ("python using java snippets"))) OR ("lochating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc tan du snippets ) or ( python using java snippets ))) or ( lochating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc tan du snippets") or ("python using java snippets"))) or ("lochating bug code snippets"))*.