Perhaps you should try some spelling variations:
dang tinh » dang dinh, dang sinh, dang vinh
thuc dang » thuoc dang, thuc dan, thuc dung
su triet » su viet, su tien, ve triet
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
ve nham » ve cham
tinh ve » trinh ve, tinh ven, dinh ve
ve nha » ke nha
ve su » va su

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 ky lang xa hoi. hieu ((ve nham) OR (ve nha)) thuc dang tinh ve su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky lang xa hoi. hieu ((ve nham) OR (ve nha)) thuc dang tinh ve su triet".
• Adding a wildcard symbol may retrieve word variants: te sach ky lang xa hoi. hieu ((ve nham) OR (ve nha)) thuc dang tinh ve su triet*.