Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, mot chieu
dung cong » dung trong
cong dang » cong dong, cong dan, cong dung
dang hanh » dang thanh, ban hanh, dang van
trung vo » trung va, trung bo, trung vu
hanh cau » nhanh cau, hang cau, hanh cac
vo dung » so dung, va dung, do dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - thanh trung vo dung cong dang hanh cau~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh trung vo dung cong dang hanh cau*.