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