Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van lieu dao slippers" » "vat lieu dao slippers", "van hieu dao slippers", "van lien dao slippers", "van lieu nano slippers", "van lieu va slippers", "van lieu tai slippers", "van lieu dao slippery", "van lieu dao 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 lieu dao 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 lieu dao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van lieu dao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van lieu dao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.