Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat hoi dan slippers" » "nhat moi dan slippers", "nhat hoa dan slippers", "nhat loi dan slippers", "nhat hoc dan slippers", "nhat hoi dap slippers", "nhat hoi dan slippery", "nhat hoi 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: (((("nhat hoi 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: (((("nhat hoi dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat hoi dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat hoi dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.