Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh choi va slippers" » "danh cho va slippers", "danh chi va slippers", "doanh chuoi va slippers", "danh hoi va slippers", "danh chai va slippers", "danh choi va slippery", "danh choi va 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 choi va 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 choi va slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh choi va slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh choi va slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.