Perhaps you should try some spelling variations:
thi hanh » thi thanh
hanh cau » nhanh cau, hang cau, hanh cac
hieu cao » chieu cao, hieu cac, hieu ca
chat xuc » chat huu, cam xuc, chao xu
sach thi » sach thu, sach tai, sach thieu
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
va vanh » va hanh, va danh, va anh
so viet » hoc viet

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach thi hanh cau hoi. hieu cao chat xuc ((va vanh) OR (va van)) dai ((su triet) or (so viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thi hanh cau hoi. hieu cao chat xuc ((va vanh) OR (va van)) dai ((su triet) OR (so viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach thi hanh cau hoi. hieu cao chat xuc ((va vanh) OR (va van)) dai ((su triet) or (so viet))".
• Adding a wildcard symbol may retrieve word variants: tu sach thi hanh cau hoi. hieu cao chat xuc ((va vanh) OR (va van)) dai ((su triet) or (so viet))*.