Perhaps you should try some spelling variations:
khanh van » thanh van, khanh vinh, phan van
cau tren » cu tren, dau tren, ca tren
cham xuc » cam xuc, chat xuc, cham soc
nang mai » nang ma, nang tai, lang mai
hanh va » hang va, hanh vi
ve cham » va cham, ve chat, vu cham
tu sach » thu sach, te sach, tu cach
mai hoi » mai khoi, dai hoi, lai hoi
lo nang » ho nang, ly nang, loai nang
su sach » so sach, vu sach
hieu ve » hieu va, hieu van
xuc va » duc va, tuc va, luc va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) lo nang mai hoi. hieu ve cham xuc va ((khanh van) OR (hanh va)) cau tren~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (su sach)) lo nang mai hoi. hieu ve cham xuc va ((khanh van) or (hanh va)) cau tren~".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (su sach)) lo nang mai hoi. hieu ve cham xuc va ((khanh van) or (hanh va)) cau tren*.