Perhaps you should try some spelling variations:
manh hanh » xanh hanh, danh thanh, minh thanh
van chat » cao chat
hanh tai » thanh tai, hang tai, han tai
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
ve cham » va cham, ve chat, vu cham
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
x hoi » xa hoi, o hoi, x ho

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) or (su sach)) y nang x hoi. hieu ((ve cham) or (van chat)) suc manh hanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) y nang x hoi. hieu ((ve cham) OR (van chat)) suc manh hanh tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) y nang x hoi. hieu ((ve cham) or (van chat)) suc manh hanh tai cuu tre*.