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