Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"don cac thoi snippets" » "don cac toi snippets", "don cac hop snippets", "don cac tro snippets", "dong cac thoi snippets", "ton cac thoi snippets", "do cac thoi snippets"
"locating bug core snippets" » "locating bug 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 ("don cac thoi snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( don cac thoi snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("don cac thoi snippets"))) or ("locating bug core snippets"))*.