Perhaps you should try some spelling variations:
van manh » van minh, van anh, van hanh
kho tang » cao tang
manh hai » lanh hai, minh hai, thanh hai
hai cua » thai cua, dai cua, hoi cua
ky dang » ky nang, ky danh
hieu ve » hieu van
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
su sac » su sach, su cac, su xac
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 sac ((kho tang) or (ky dang)) xa hoi. ((hieu ve) OR (hieu va)) cac xuc van manh hai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((kho tang) OR (ky dang)) xa hoi. ((hieu ve) OR (hieu va)) cac xuc van manh hai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((kho tang) or (ky dang)) xa hoi. ((hieu ve) OR (hieu va)) cac xuc van manh hai cua te".
• Adding a wildcard symbol may retrieve word variants: su sac ((kho tang) or (ky dang)) xa hoi. ((hieu ve) OR (hieu va)) cac xuc van manh hai cua te*.