Perhaps you should try some spelling variations:
hieu van » thien van, lieu va, hieu ve
hanh van » thanh van, khanh van, hanh san
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
cao hoi » cau hoi, co hoi, cao hoc
hieu va » lieu va, hieu qua
dau xuc » dau xac, dau xua, dau nuoc
xuc van » duc van, luc van, vuc van
hanh va » hang va, hanh vi
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: vu sach ky nang cao hoi. ((hieu van) OR (hieu va)) dau xuc van ((hanh van) OR (hanh va)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang cao hoi. ((hieu van) OR (hieu va)) dau xuc van ((hanh van) OR (hanh va)) cua te".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang cao hoi. ((hieu van) OR (hieu va)) dau xuc van ((hanh van) OR (hanh va)) cua te*.