Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung cap, dung cua
tran tuan » tran xuan, tran quang, tran thanh
trinh van » trinh han, trinh quan, trinh toan
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - hanh ((trung cua) or (((trung tuan) or (tran tuan)))) nhung cong trinh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - hanh ((trung cua) OR (((trung tuan) OR (tran tuan)))) nhung cong trinh van ban.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - hanh ((trung cua) or (((trung tuan) or (tran tuan)))) nhung cong trinh van ban*.