Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong cao dao slippers" » "duong cao dao slippers", "dong co dao slippers", "dong cho dao slippers", "dong ca dao slippers", "dong cao dam slippers", "dong cao dao slippery", "dong cao dao grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dong cao dao 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 cao dao slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong cao dao slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong cao dao slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.