Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nang du dao snippets" » "nang tu dao snippets", "nang luc dao snippets", "nang doc dao snippets", "nang duc dao snippets", "nang diu dao snippets", "nang de dao snippets", "nang du dao slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("nang du dao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( nang du dao snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nang du dao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.