Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
su sach » so sach, vu sach
hieu va » lieu va, hieu qua
hanh va » hang va, hanh vi
danh va » doanh va, anh va, dan va
hieu ve » hieu van
lang xa » lang ha, dang xay, lang van
sach o » sach lo, sac o, sach y
xuc va » duc va, tuc va, luc va
o lang » hoa lang, hoi lang
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach o lang xa hoi. ((hieu ve) or (hieu va)) chat xuc va ((danh va) OR (hanh va)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach o lang xa hoi. ((hieu ve) OR (hieu va)) chat xuc va ((danh va) OR (hanh va)) cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach o lang xa hoi. ((hieu ve) or (hieu va)) chat xuc va ((danh va) OR (hanh va)) cua te*".