Perhaps you should try some spelling variations:
thoat nuoc » thuat nuoi
cua triet » cua viet, su triet, va triet
tham luc » than luc, tham nuoc, tham thuc
van hanh » van thanh, ban hanh, van anh
nang ma » tang ma, sang ma, nang cao
hieu va » lieu va, hieu qua
hanh di » hanh vi, hanh de, hang di
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
di cua » dai cua, doi cua, de cua

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 ma hoi. hieu va ((tham luc) or (thoat nuoc)) van hanh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang ma hoi. hieu va ((tham luc) OR (thoat nuoc)) van hanh di cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang ma hoi. hieu va ((tham luc) or (thoat nuoc)) van hanh di cua triet*.