Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dat cao quan slippers" » "dat co quan slippers", "dat bao quan slippers", "dat cao xuan slippers", "dat cau quan slippers", "dam cao quan slippers", "dao cao quan slippers", "dat cao quan slippery", "dat cao quan 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: (((("dat cao quan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat cao quan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat cao quan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat cao quan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.