Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung du minh slippers" » "dung de minh slippers", "dung cu minh slippers", "dung cua minh slippers", "dung duc minh slippers", "dung duy minh slippers", "dung vu minh slippers", "dung du minh slippery", "dung du minh 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 minh 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 minh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung du minh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung du minh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.