Perhaps you should try some spelling variations:
trang tuan » trung tuan, trong tuan, tran xuan
trong dang » truong dang, trong dan, trong dong
chua xang » chua nang, chuc nang, chu bang
tran tuan » tran xuan, tran quang, tran thanh
dang toan » dang tran, dan toan, dung toan
kha nang » phap nang, ky nang, ki nang
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chua xang) or (kha nang)) - hanh ((trang tuan) or (tran tuan)) dung trong dang toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chua xang) OR (kha nang)) - hanh ((trang tuan) OR (tran tuan)) dung trong dang toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chua xang) or (kha nang)) - hanh ((trang tuan) or (tran tuan)) dung trong dang toan cau*.