Perhaps you should try some spelling variations:
dieu hien » dieu khien, dieu kien, bieu hien
vat danh » va danh, van danh, luat danh
dai thua » dai thuc, dai cua, dai thao
danh vi » hanh vi, dinh vi, danh di
dai thu » dai thuc, doi thu, dai tho
so sach » so sanh, co sach, hoc sach
nang ma » tang ma, sang ma, nang cao
ly nang » ky nang, ly hang, ly vang
bo sach » co sach, hoc sach
vi cua » vai cua, di cua

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: ((so sach) OR (bo sach)) ly nang ma hoa. dieu hien ((dai thua) OR (dai thu)) vat danh vi cua vat~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((so sach) or (bo sach)) ly nang ma hoa. dieu hien ((dai thua) OR (dai thu)) vat danh vi cua vat~".
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (bo sach)) ly nang ma hoa. dieu hien ((dai thua) OR (dai thu)) vat danh vi cua vat*.