Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh nang hoc snippets" » "trinh nang code snippets", "tinh nang hoc snippets", "trinh bang hoc snippets", "trinh mang hoc snippets", "trinh nang doc snippets", "trinh nang luc snippets", "trinh dong hoc snippets"
"dung java java snippets" » "dung va java snippets"

Try widening your search to All Fields.

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

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