Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh hat dan slippers" » "danh bat dan slippers", "dang hat dan slippers", "danh hau dan slippers", "danh hat van slippers", "danh mat dan slippers", "danh nhat danh slippers", "danh hat dan slippery", "danh hat 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: (((("danh hat 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: (((("danh hat dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh hat dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh hat dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.