Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat co dan slippers" » "nhat cho dan slippers", "nhat so dan slippers", "chat co dan slippers", "nhat co ban slippers", "nhat ca dan slippers", "nhat cao dang slippers", "nhat co dan slippery", "nhat co 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 co 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 co dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat co dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat co dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.