Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sach » chinh sach, chiet tach, chieu sang
phuong van » phung van, phong van, phuong lan
trong dao » truong dao, trong dan, trong dau
trong dam » trong lam, trong nam, trong cac
ho chieu » theo chieu, hoc thieu, doi chieu
tan ban » toan ban, tang ban, can ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((trong dao) OR (trong dam)) nhung phuong van ((tan ban) OR (van ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((trong dao) OR (trong dam)) nhung phuong van ((tan ban) or (van ban))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((trong dao) OR (trong dam)) nhung phuong van ((tan ban) or (van ban))*.