Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tranh duoc vo snippets" » "tranh cuoc vo snippets", "trinh duoc vo snippets", "tran duc vo snippets", "tranh duoc va snippets", "tranh duoc co snippets", "tranh duoc do 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 ("tranh duoc vo snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tranh duoc vo snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tranh duoc vo snippets"))) or ("locating bug core snippets"))*.