Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"trinh cao duc snippets" » "trinh chao duc snippets", "trinh co duc snippets", "trinh cau duc snippets", "trinh dao duc snippets", "trinh cao suc snippets", "trinh giao duc snippets", "trinh cao duc 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.

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