Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"hoang hai van snippets" » "hang hai van snippets", "hoang nham van snippets", "hoang thi van snippets", "hoang thai van snippets", "hoang ha van snippets", "hoang hai tan snippets", "hoang hai van slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs 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 ("hoang hai van snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( hoang hai van snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("hoang hai van snippets"))) or ("locating bug code snippets"))*.