Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc pi lua slippers" » "ngoc ai lua slippers", "ngoc hai lua slippers", "ngoc hoi lua slippers", "ngoc vi lua slippers", "ngoc phi luan slippers", "ngoc pi lua slippery", "ngoc pi lua 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.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ngoc pi lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( ngoc pi lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ngoc pi lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.