Perhaps you should try some spelling variations:
pham thuc » phap thuc, pham chuc, nham thuc
nuoc sach » nguoi sach, cuoc cach, cuon sach
danh dien » dinh dien, danh kien, danh lien
doc sach » toc sach, dac sac, bo sach
hoc sach » hoc sinh, hoc cac, hoc anh
thuc dan » thuc hanh, hoc dan, thuc vat
dan danh » van danh, han danh, ban danh
dien cua » dieu cua, dien cuc, dien cu
va pham » van pham, va phat, va phap
cua te » cua tu
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: ((doc sach) or (((nuoc sach) or (hoc sach)))) ky nang x hoi. lieu va pham thuc dan danh dien cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc sach) OR (((nuoc sach) OR (hoc sach)))) ky nang x hoi. lieu va pham thuc dan danh dien cua te.
• Adding a wildcard symbol may retrieve word variants: ((doc sach) or (((nuoc sach) or (hoc sach)))) ky nang x hoi. lieu va pham thuc dan danh dien cua te*.