Perhaps you should try some spelling variations:
nang tai » hang tai, tang tai, sang tai
tai khoa » da khoa, noi khoa
hieu van » hieu va, thien van, lieu va
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
va triet » va thiet, va trien, ve triet
tu sach » thu sach, su sach, te sach
va tinh » may tinh
tinh va » tich va, trinh van, trinh vat
xuc va » duc va, tuc va, luc va
va va » va van, va vua, va vai

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 (thu hoach)) ky nang tai khoa. hieu van cham xuc va tinh va va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu hoach)) ky nang tai khoa. hieu van cham xuc va tinh va va triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (thu hoach)) ky nang tai khoa. hieu van cham xuc va tinh va va triet*.