Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong han dau slippers" » "cong hoan dau slippers", "cong nhan dau slippers", "cong khan dau slippers", "cong hang dau slippers", "cong phan dau slippers", "cong van dau slippers", "cong han dau slippery", "cong han dau 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 han dau 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 han dau slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong han dau slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong han dau slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.