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