Perhaps you should try some spelling variations:
xanh hanh » danh thanh, ban hanh, van hanh
thu sach » tu sach, thuat sach, thuoc sach
hanh vai » hanh vi, hanh va, hanh tai
xuc xanh » tuoc xanh, luc canh, suc manh
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
tu nong » tu dong, tu cong, tu tong
tu nang » tru nang, tu nano, tu lang
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ((tu nang) OR (tu nong)) xa hoi. hieu ((ve cam) or (ve cham)) xuc xanh hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ((tu nang) OR (tu nong)) xa hoi. hieu ((ve cam) OR (ve cham)) xuc xanh hanh vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ((tu nang) OR (tu nong)) xa hoi. hieu ((ve cam) or (ve cham)) xuc xanh hanh vai cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sach ((tu nang) OR (tu nong)) xa hoi. hieu ((ve cam) or (ve cham)) xuc xanh hanh vai cua tre*.