Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung du tat slippers" » "dung de tat slippers", "dung cu tat slippers", "dung cua tat slippers", "dung do tat slippers", "dung du tap slippers", "dung du tat slippery", "dung du tat 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: (((("dung du tat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung du tat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung du tat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung du tat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.