Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"phan dan va snippets" » "phan dang va snippets", "phan dau va snippets", "nhan dan va snippets", "phan doan va snippets", "phan dan ca snippets", "phan ban va snippets"

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

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