Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong co van slippers" » "dong cao van slippers", "dong vo van slippers", "dong so van slippers", "cong co van slippers", "dung co van slippers", "dong co van slippery", "dong co van 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 co van 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 co van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong co van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong co van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.