Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong tin ma slippers" » "thong tin ma slippers", "luong tin ma slippers", "dong kinh ma slippers", "dong tinh ma slippers", "dong tin va slippers", "dong tin ha slippers", "dong tin ma slippery", "dong tin ma 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 tin ma 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 tin ma slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong tin ma slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong tin ma slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.