Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dao cac cham snippets" » "dao cac chat snippets", "dao ca cham snippets", "dao cac cam snippets", "do cac cham snippets", "sao cac cham snippets", "tao cac 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 ("dao cac cham snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dao cac cham snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dao cac cham snippets"))) or ("locating bugs code snippets"))*.