Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van luc duoc slippers" » "van luat duoc slippers", "van duoc duoc slippers", "van luc hoc slippers", "van loc duoc slippers", "van duc duoc slippers", "van lu duoc slippers", "van luc duoc slippery", "van luc duoc grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van luc duoc 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 luc duoc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van luc duoc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van luc duoc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.