Perhaps you should try some spelling variations:
lam tren » la tren, lap tren, nam tren
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
xuc va » duc va, tuc va, luc va
va dau » va dao
dau gi » dau gia, da gi
gi lam » gia lam, gio lam, si lam
ve cam » ve cham, ve cac, va cam
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)) ky nang x hoi. hieu ((ve cam) or (va cac)) xuc va dau gi lam tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) ky nang x hoi. hieu ((ve cam) OR (va cac)) xuc va dau gi lam tren.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (su sach)) ky nang x hoi. hieu ((ve cam) or (va cac)) xuc va dau gi lam tren*.