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