Perhaps you should try some spelling variations:
hanh phan » thanh phan, anh phan, hanh han
nam duoc » nam thuoc, da duoc, dat duoc
phan cua » nhan cua, than cua, phat cua
ban hanh » ban hang
hieu va » lieu va, hieu qua
ky tang » ky nang, ky dang, kho tang
tang ma » mang may, tang van
hieu ve » hieu van
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ma hoi » mai hoi, xa hoi, ma hoa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky tang ma hoi. ((hieu ve) OR (hieu va)) ((nam duoc) or (cam xuc)) ban hanh phan cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky tang ma hoi. ((hieu ve) OR (hieu va)) ((nam duoc) OR (cam xuc)) ban hanh phan cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky tang ma hoi. ((hieu ve) OR (hieu va)) ((nam duoc) or (cam xuc)) ban hanh phan cua te".
• Adding a wildcard symbol may retrieve word variants: su sac ky tang ma hoi. ((hieu ve) OR (hieu va)) ((nam duoc) or (cam xuc)) ban hanh phan cua te*.