Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"tran mach cac snippets" » "tran manh cac snippets", "trinh mach cac snippets", "trong mach cac snippets", "tran mach lac snippets", "tran mach cao snippets", "tran tich cac 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 code snippets") or ("tran mach cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("tran mach cac snippets"))) OR ("locating bug core snippets"))*.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tran mach cac snippets ))) or ( locating bug core snippets ))*.