Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tan van luc slippers" » "tran van luc slippers", "tang van luc slippers", "luan van luc slippers", "tan van loc slippers", "tan van duc slippers", "tan van lu slippers", "tan van luc slippery", "tan van luc 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: (((("tan van 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: (((("tan van luc slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tan van luc slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tan van luc slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.