Perhaps you should try some spelling variations:
cham luu » chat lua, phap luu, cham lai
cham cuu » cap cuu, chat cua
van hanh » van thanh, ban hanh, van anh
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
sach ly » sach y, sach lo, sach ty
ly hang » ly quang
hang xa » hoang xa, hang va, hang ca
hieu vu » hieu va, hieu ve, hieu su
hanh ki » hanh vi, hanh ky, hanh kien
ki su » ky su

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 ly hang xa hoi. hieu vu ((cham luu) OR (cham cuu)) van hanh ki su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ly hang xa hoi. hieu vu ((cham luu) OR (cham cuu)) van hanh ki su triet".
• Adding a wildcard symbol may retrieve word variants: tu sach ly hang xa hoi. hieu vu ((cham luu) OR (cham cuu)) van hanh ki su triet*.