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