Perhaps you should try some spelling variations:
tham nang » nham nang, tham lang, tham nhung
sach tham » sach nha
thu sach » tu sach, thuat sach, thuoc sach
xanh lam » hanh lam, dinh lam, xanh a
danh lam » dinh lam, hanh lam, danh nam
vu triet » su triet, ve triet, va triet
cao hoi » cau hoi, co hoi, cao hoc
ve cai » va cai, ve tai, ve cau
xuc va » duc va, tuc va, luc va
ve cac » va cac, vien cac

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 tham nang cao hoi. hieu ((ve cai) or (ve cac)) xuc va ((danh lam) OR (xanh lam)) vu triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach tham nang cao hoi. hieu ((ve cai) OR (ve cac)) xuc va ((danh lam) OR (xanh lam)) vu triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach tham nang cao hoi. hieu ((ve cai) or (ve cac)) xuc va ((danh lam) OR (xanh lam)) vu triet".
• Adding a wildcard symbol may retrieve word variants: thu sach tham nang cao hoi. hieu ((ve cai) or (ve cac)) xuc va ((danh lam) OR (xanh lam)) vu triet*.