Perhaps you should try some spelling variations:
nang ha » nang hai, nang han, nang hoa
cam luc » cam xuc, cau luc
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
cua tre » cua te, cuu tre, cua triet
su sai » su tai, su hai, su dai
sai ky » sac ky
ha hoi » hoa hoi, ha noi, xa hoi
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky nang ha hoi. lieu va cam luc ((va hanh) OR (va danh)) vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sai ky nang ha hoi. lieu va cam luc ((va hanh) OR (va danh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: su sai ky nang ha hoi. lieu va cam luc ((va hanh) OR (va danh)) vi cua tre*.