Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
phong chua » chuong chua, thong chuan, phong ngua
nang duong » nang luong, nang dong, tang duong
duong manh » duong van
hang chua » hang cua, zhang chuan, hang khoa
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - hanh ((hang chua) or (phong chua)) nang duong manh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - hanh ((hang chua) OR (phong chua)) nang duong manh toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - hanh ((hang chua) or (phong chua)) nang duong manh toan cao*.