Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"ban dat hon snippets" » "ban dan hon snippets", "dan dat hon snippets", "ban dau hon snippets", "ban doat hon snippets", "ban dat phong snippets", "ban dat hang 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 ("ban dat hon snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( ban dat hon snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("ban dat hon snippets"))) or ("locating bug core snippets"))*.