Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van anh hat slippers" » "van thanh hat slippers", "van minh hat slippers", "tuan anh hat slippers", "van anh dat slippers", "van anh ha slippers", "van anh han slippers", "van anh hat slippery", "van anh hat grippers"
"locating bug code snippets" » "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 anh hat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van anh hat slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van anh hat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.