Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong cau tu slippers" » "cong cau tu slippers", "dong cac tu slippers", "dong mau tu slippers", "dong dau tu slippers", "dong cau truc slippers", "dong cau tu slippery", "dong cau tu 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 cau tu 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 cau tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong cau tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong cau tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.