Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van cau luc slippers" » "van dau luc slippers", "van hau luc slippers", "van chat luc slippers", "van cau truc slippers", "van cau phuc slippers", "van cau luc slippery", "van cau luc 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van cau luc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cau luc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van cau luc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cau luc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.