Perhaps you should try some spelling variations:
cham xuc » chat xuc, cham soc, pham duc
lang van » dang van, tang van, hoang van
tu sach » thu sach, su sach, te sach
xanh di » vanh dai, xanh tai
danh di » danh du, danh dien, danh gia
ca tren » cau tren, cu tren, la tren
hieu ve » hieu va, hieu van
van hoi » van hoa, van hoc, van hoe
sach o » sach lo, sac o, sach y
o lang » hoa lang, hoi lang

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 o lang van hoi. hieu ve ((cham xuc) or (cam xuc)) va ((danh di) OR (xanh di)) ca tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach o lang van hoi. hieu ve ((cham xuc) OR (cam xuc)) va ((danh di) OR (xanh di)) ca tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach o lang van hoi. hieu ve ((cham xuc) or (cam xuc)) va ((danh di) OR (xanh di)) ca tren".
• Adding a wildcard symbol may retrieve word variants: tu sach o lang van hoi. hieu ve ((cham xuc) or (cam xuc)) va ((danh di) OR (xanh di)) ca tren*.