Perhaps you should try some spelling variations:
cau theo » cau thi, cau tao
cau tren » dau tren, ca tren, cau treo
hieu cao » chieu cao, hieu cac, hieu ca
chat hoa » thuat hoa, chat va, chat huu
danh vi » hanh vi, dinh vi, danh di
cu tren » tu tren, dua tren
va danh » va dinh, va dan, va hanh
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
sac ky » cac ky, sai ky
hoa va » hoa van, hoa xa, hoa vo
tu sac » tu sach, tu cac, tu san

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: tu sac ky tang xa hoi. hieu cao chat hoa va danh vi ((((cau tren) OR (cu tren))) OR (cau theo))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky tang xa hoi. hieu cao chat hoa va danh vi ((((cau tren) OR (cu tren))) or (cau theo))~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang xa hoi. hieu cao chat hoa va danh vi ((((cau tren) OR (cu tren))) or (cau theo))*.