Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nuoc sach » nguoi sach, hoc sach, cuoc cach
cham thuc » nham thuc, pham thuc, tham thuc
danh di » danh du, xanh di, danh dien
va danh » va dinh, va dan, va hanh
thuc va » thuc vat, thuc dan, thuc day
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
te sach » toc sach
ky tang » ky nang, ky dang, kho tang
ky lang » ky nang, ky dang, tay lang
di cua » dai cua, doi cua, de cua
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (nuoc sach)) ((ky lang) OR (ky tang)) ha hoi. hieu ve cham thuc va danh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (nuoc sach)) ((ky lang) OR (ky tang)) ha hoi. hieu ve cham thuc va danh di cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (nuoc sach)) ((ky lang) OR (ky tang)) ha hoi. hieu ve cham thuc va danh di cua triet".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (nuoc sach)) ((ky lang) OR (ky tang)) ha hoi. hieu ve cham thuc va danh di cua triet*.