Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets"
"ha duong code snippets" » "ha duong co snippets", "ha duong cong snippets", "ha duong che snippets", "hai duong code snippets", "han duong code snippets", "hoa duong code snippets"
"locating bug core snippets" » "locating bug code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java java snippets") or ("ha duong code snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("ha duong code snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( ha duong code snippets ))) or ( locating bug core snippets ))*.