Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong danh li slippers" » "cuong danh li slippers", "cong dan li slippers", "cong thanh li slippers", "cong danh di slippers", "cong dinh li slippers", "cong danh li slippery", "cong danh li 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: (((("cong danh li slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong danh li slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong danh li slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong danh li slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.