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