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