Perhaps you should try some spelling variations:
trong phuong » truong phuong, trong phong, trong phung
quan trong » gian trong
hien xanh » hien hanh, hien nhanh, chieu xanh
manh tung » manh hung, thanh tung
tung quan » tuong quan, trung quan, dung quan
phuong la » phuong lan, phuong tay, phuong mai
toan cao » toan ban
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - manh tung quan trong phuong la ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - manh tung quan trong phuong la ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - manh tung quan trong phuong la ((toan cao) or (toan tap))*.