Perhaps you should try some spelling variations:
sanh thieu » sach thieu, thanh thieu, hanh thiet
thanh vai » thanh hai, thanh van, thanh tai
kham chua » kham pha
van kham » van tham, va kham, van khai
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
vai cua » dai cua, hai cua, lai cua
chua va » chuc va, chua may, chuan ha
so sanh » do sanh
nang ma » tang ma, sang ma, nang cao
nang xa » nang x, lang xa, mang xa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh thieu ((nang xa) OR (nang ma)) hoi. hieu van kham chua va thanh vai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh thieu ((nang xa) OR (nang ma)) hoi. hieu van kham chua va thanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: so sanh thieu ((nang xa) OR (nang ma)) hoi. hieu van kham chua va thanh vai cua te*.