Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hang java java snippets" » "hang va java snippets"
"trong dan dat snippets" » "trong dang dat snippets", "trong san dat snippets", "trong tan dat snippets", "trong dung dat snippets", "trong dong dat snippets", "trong dinh dat 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: (((("hang java java snippets") OR ("trong dan dat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( hang java java snippets ) or ( trong dan dat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hang java java snippets") or ("trong dan dat snippets"))) or ("locating bug core snippets"))*.