Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
dong duong » tuong duong, cuong duong, dong thong
duong tinh » duong minh, duong sinh, dong tinh
mot chieu » doi chieu, ho chieu
quan dong » quang dong, quan long, quan hoang
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chi)) xanh - hanh trinh quan dong duong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chi)) xanh - hanh trinh quan dong duong tinh toan cau*.