Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"viet trinh tu snippets" » "viet trung tu snippets", "viet thanh tu snippets", "viet trong tu snippets", "viet trinh ky snippets", "viet trinh do snippets"
"using java java snippets" » "using data java snippets"

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

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