Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van chi hao snippets" » "van chien hao snippets", "luan chi hao snippets", "van chat hao snippets", "van thi hao snippets", "van chi dao snippets", "van chi bao snippets", "van chi hao 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: (((("van chi hao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van chi hao snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van chi hao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.