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