Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
cao hoi » cau hoi, co hoi, cao hoc
hieu ve » hieu va
cac xuc » cam xuc, cac nuoc, chat xuc
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua
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 ty nang cao hoi. ((hieu ve) OR (hieu van)) cac xuc va danh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang cao hoi. ((hieu ve) OR (hieu van)) cac xuc va danh vi cua te".
• Adding a wildcard symbol may retrieve word variants: su sach ty nang cao hoi. ((hieu ve) OR (hieu van)) cac xuc va danh vi cua te*.