Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung cua lai slippers" » "dung luan lai slippers", "dung cho lai slippers", "dung cua loai slippers", "dung cua dai slippers", "dung mua lai slippers", "dung cua lai slippery", "dung cua lai 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: (((("dung cua lai slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cua lai slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cua lai slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cua lai slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.