Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung duc dan slippers" » "duong duc dan slippers", "dang duc dan slippers", "dung du dan slippers", "dung duoc dan slippers", "dung duc tan slippers", "dung duc dai slippers", "dung duc dan slippery", "dung duc dan 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 duc dan 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 duc dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung duc dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung duc dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.