Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
hung luong » hung vuong, dung luong, hang luong
nang luong » nang song
doi chieu » doc hieu, doi chi, ho chieu
trinh han » trinh quan
giai tao » giai cao, giai tai, gia tac
tao cau » tao cu, tao cao, tao sau

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 tinh - hanh trinh han ((hung luong) or (nang luong)) giai tao cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - hanh trinh han ((hung luong) OR (nang luong)) giai tao cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - hanh trinh han ((hung luong) or (nang luong)) giai tao cau*.