Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
vu sach » vu bach, su sach, vu khach
danh tu » doanh thu
thuc va » thuc vat, thuc dan, thuc day
sach ty » sach y, sach tu, sach thu
va pham » van pham, va phat, va phap
hieu va » lieu va, hieu qua
ty nang » ky nang, ty xang, ty hang
ma hoi » mai hoi, xa hoi, me hoi
anh tu » anh tuan
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: vu sach ty nang ((ma hoi) or (ma hoa)). hieu va pham thuc va ((danh tu) OR (anh tu)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty nang ((ma hoi) OR (ma hoa)). hieu va pham thuc va ((danh tu) OR (anh tu)) cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty nang ((ma hoi) or (ma hoa)). hieu va pham thuc va ((danh tu) OR (anh tu)) cua te*".