Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"tung danh het slippers" » "tung dan het slippers", "dung danh het slippers", "tung manh het slippers", "tung danh viet slippers", "tung danh hieu slippers", "tung danh bat slippers", "tung danh het slippery", "tung danh het 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 ("tung danh het slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tung danh het slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tung danh het slippers"))) or ("locating bug code snippets"))*.