Perhaps you should try some spelling variations:
thieu lang » thieu khang, thieu quang, chieu sang
hieu lang » chieu sang, hieu quang, nhieu tang
hanh hai » thanh hai, nhanh hai, hang hai
tu sach » thu sach, su sach, te sach
hai cua » thai cua, dai cua, hoi cua
thuc va » thuc vat, thuc dan, thuc day
van lam » van nam
thi van » thi lan, thi hanh, thi nang
xuc va » duc va, tuc va, luc va
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: tu sach ((thieu lang) OR (hieu lang)) xa hoi. thi van lam ((xuc va) or (thuc va)) hanh hai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((thieu lang) OR (hieu lang)) xa hoi. thi van lam ((xuc va) OR (thuc va)) hanh hai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((thieu lang) OR (hieu lang)) xa hoi. thi van lam ((xuc va) or (thuc va)) hanh hai cua te".
• Adding a wildcard symbol may retrieve word variants: tu sach ((thieu lang) OR (hieu lang)) xa hoi. thi van lam ((xuc va) or (thuc va)) hanh hai cua te*.