Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van cau trac slippers" » "van cau truc slippers", "van cau thac slippers", "van cau tra slippers", "van dau trac slippers", "van hau trac slippers", "van chat trac slippers", "van cau trac slippery", "van cau trac 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 trac 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 trac slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van cau trac slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van cau trac slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.