Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"da nang van snippets" » "da dang van snippets", "da tang van snippets", "da lang van snippets", "cam nang van snippets", "cao nang van snippets", "kha nang van 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 ("da nang van snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java java snippets") OR ("da nang van snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java java snippets ) or ( da nang van snippets ))) or ( locating bug core snippets ))*.