Perhaps you should try some spelling variations:
cua ngan » cua ban, vu ngan, cua dan
cau treo » cau theo, cau triet, cau trieu
thanh va » thanh van, hanh va, thanh ha
va thanh » gia thanh, ban thanh, va tinh
thuoc va » thuc va, thuoc ma, thuong va
cau tren » cu tren, dau tren, ca tren
cua nam » cua tam, cua nhan
sac ky » cac ky, sai ky
nang o » nang co, nang ho, nang ro
tu sac » tu sach, tu cac, tu san
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang o hoi. bieu ((cua nam) or (cua ngan)) thuoc va thanh va ((cau treo) OR (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang o hoi. bieu ((cua nam) OR (cua ngan)) thuoc va thanh va ((cau treo) OR (cau tren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang o hoi. bieu ((cua nam) or (cua ngan)) thuoc va thanh va ((cau treo) OR (cau tren))".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang o hoi. bieu ((cua nam) or (cua ngan)) thuoc va thanh va ((cau treo) OR (cau tren))*.