Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"van trinh ly snippets" » "van thinh ly snippets", "van tinh ly snippets", "dan trinh ly snippets", "van trinh ky snippets", "van trinh do snippets", "van trinh tu snippets"

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

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