Perhaps you should try some spelling variations:
thanh tay » thanh tai, thanh toan, thanh thuy
va triet » va thiet, va trien, ve triet
va thanh » gia thanh, ban thanh, va tinh
dua tren » dung tren
ve cham » va cham, ve chat, vu cham
vu sach » vu bach, su sach, vu khach
y nang » ky nang, ly nang, v nang
tuc va » thuc va, truc va, tuc xa
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang x ho. hieu ((ve cam) OR (ve cham)) tuc va thanh tay ((dua tren) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang x ho. hieu ((ve cam) OR (ve cham)) tuc va thanh tay ((dua tren) OR (va triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y nang x ho. hieu ((ve cam) OR (ve cham)) tuc va thanh tay ((dua tren) or (va triet))".
• Adding a wildcard symbol may retrieve word variants: vu sach y nang x ho. hieu ((ve cam) OR (ve cham)) tuc va thanh tay ((dua tren) or (va triet))*.