Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh tai » thanh tai, hang tai, han tai
nang mai » nang ma, nang tai, lang mai
tai cua » thai cua, tai cuc, tri cua
xe hanh » ve hanh, de thanh, den hanh
tu cach » tu cac
mai hoi » mai khoi, dai hoi, lai hoi
su sach » so sach, vu sach
va nam » van nam, ha nam
va nay » va ngay, va cay

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (su sach)) ky nang mai hoi. hieu ((va nam) OR (va nay)) thu xe hanh tai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (su sach)) ky nang mai hoi. hieu ((va nam) OR (va nay)) thu xe hanh tai cua triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (su sach)) ky nang mai hoi. hieu ((va nam) OR (va nay)) thu xe hanh tai cua triet*".