Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java grippers"
"b trinh cad slippery" » "b trinh cau slippery", "b trinh cac slippery", "b trinh cam slippery", "n trinh cad slippery", "p trinh cad slippery", "co trinh cad slippery"

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: (((("b trinh cad slippery") OR ("python using java slippers"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( b trinh cad slippery ) or ( python using java slippers ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("b trinh cad slippery") or ("python using java slippers"))) or ("locating bug core snippets"))*.