Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan van lu slippers" » "tran van lu slippers", "tang van lu slippers", "luan van lu slippers", "tan van luc slippers", "tan van du slippers", "tan van le slippers", "tan van lu slippery", "tan van lu 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: (((("tan van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tan van lu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan van lu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan van lu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.