Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"php van hau snippets" » "phap van hau snippets", "phi van hau snippets", "pha van hau snippets", "php van ha snippets", "php van hai snippets", "php van dau snippets", "php van hau 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: (((("php van hau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( php van hau snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("php van hau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.