Perhaps you should try some spelling variations:
phai nhuong » phan thuong, pham thuong, pham chuong
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
phat nhung » pha nhung, thuat nhung, tham nhung
hoc chieu » hoc thieu, ho chieu, hoc hien
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan cau » toan cao, toan ban, toan tap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sang - thanh trung ((phat nhung) OR (phai nhuong)) cong manh toan cau~".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - thanh trung ((phat nhung) OR (phai nhuong)) cong manh toan cau*.