Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"manh ca cham snippets" » "manh cua cham snippets", "manh cam cham snippets", "danh ca cham snippets", "manh cau cham snippets", "manh va cham snippets", "manh co cham 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 ("manh ca cham snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( manh ca cham snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("manh ca cham snippets"))) or ("locating bug core snippets"))*.