Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
thanh dam » thanh dat, thanh nam, thanh tam
hanh dao » lanh dao, thanh dat, doanh dao
thuc va » thuc vat, thuc dan, thuc day
su sach » so sach, vu sach
hieu vi » hieu voi, hieu va, hieu ve
cai hoi » cau hoi, dai hoi, cai hoa
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
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 sach ((y nang) or (v nang)) cai hoi. hieu vi pham thuc va ((hanh dao) or (thanh dam)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y nang) OR (v nang)) cai hoi. hieu vi pham thuc va ((hanh dao) OR (thanh dam)) cua te.
• Adding a wildcard symbol may retrieve word variants: su sach ((y nang) or (v nang)) cai hoi. hieu vi pham thuc va ((hanh dao) or (thanh dam)) cua te*.