Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"vu cong tac slippers" » "vu cong ty slippers", "va cong tac slippers", "tu cong tac slippers", "cua cong tac slippers", "vu cong tac slippery", "vu cong tac grippers"

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: (((("using java java snippets") OR ("vu cong tac slippers"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( vu cong tac slippers ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java java snippets") or ("vu cong tac slippers"))) or ("locating bug core snippets"))*.