Perhaps you should try some spelling variations:
quang xuan » quang tuan, quang uan, hoang xuan
tinh tinh » trinh tinh, tinh ninh, tinh binh
xuan kien » xuan dien, xuan kieu, xuan vien
kien soat » kiem soat, bien soan, kien hoa
dang cong » dung cong
cong thuc » cong tac
thuc hieu » thuc hien, thu hien, thuc tien
hieu suat » hieu luat, hieu qua
tin dang » tin dung, tin nang, tin mang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tinh tinh quang xuan kien soat ) or ( tin dang cong thuc hieu suat ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tinh tinh quang xuan kien soat ) OR ( tin dang cong thuc hieu suat )).
• Adding a wildcard symbol may retrieve word variants: (( tinh tinh quang xuan kien soat ) or ( tin dang cong thuc hieu suat ))*.