Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong manh » phuong anh, phung manh, phuong danh
hieu tinh » chieu tinh, lieu tinh, kieu tinh
trung cua » truong cua, trung tuan, trung cap
doc hieu » toc thieu, hoc thieu, hoc hien
toan cau » toan ban, toan tap, toan tai
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: doc hieu tinh - thanh ((trung cua) or (trung tam)) nhung phuong manh ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - thanh ((trung cua) OR (trung tam)) nhung phuong manh ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu tinh - thanh ((trung cua) or (trung tam)) nhung phuong manh ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - thanh ((trung cua) or (trung tam)) nhung phuong manh ((toan cau) OR (toan cao))*.