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