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