Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thu sach » tu sach, thuoc sach, thu hoach
su triet » su viet, su tien, ve triet
thi lan » thi hanh, thi nang, thi lien
cao tuc » dao tuc, cao duc, cao toc
cao suc » cao su, cao duc
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
lan xa » lang xa, dan xa, lan ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thu sach) or (thuat sach)) thi lan xa hoi. lieu va ((cao tuc) or (cao suc)) va hanh va su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (thuat sach)) thi lan xa hoi. lieu va ((cao tuc) OR (cao suc)) va hanh va su triet.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (thuat sach)) thi lan xa hoi. lieu va ((cao tuc) or (cao suc)) va hanh va su triet*.