Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"dan sac trong slippers" » "dan tac trong slippers", "dan cay trong slippers", "dan hoc trong slippers", "dac sac trong slippers", "ban sac trong slippers", "dan bac trong slippers", "dan sac trong slippery", "dan sac trong grippers"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("using java code snippets") OR ("dan sac trong slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan sac trong slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan sac trong slippers"))) or ("locating bug code snippets"))*.