Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nha thuoc, cay thuoc
va thanh » gia thanh, ban thanh, va tinh
thanh ve » hanh ve, thanh va, thanh vien
hieu ve » hieu va, hieu van
vu sai » vu hai, vu san, vu dai
sai ky » sac ky
ve cua » le cua, de cua, te cua
cua tu » cua tuc, cua su, cua cu
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sai ky nang x hoi. hieu ve ((nam thuoc) OR (nam thu)) va thanh ve cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sai ky nang x hoi. hieu ve ((nam thuoc) OR (nam thu)) va thanh ve cua tu".
• Adding a wildcard symbol may retrieve word variants: vu sai ky nang x hoi. hieu ve ((nam thuoc) OR (nam thu)) va thanh ve cua tu*.