Perhaps you should try some spelling variations:
trinh cuu » trinh cau, trinh cua, trinh chu
tham soc » cham soc, tham nuoc, thai son
tinh cuu » dinh cuu, tinh cua, vinh cuu
va thanh » gia thanh, ban thanh, va tinh
sach ky » sac ky, sach ty, sach kem
va tham » van tham, va cham, va thuat
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
soc va » hoc va, loc va, doc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach ky) OR (sach y)) nang xa hoi. hieu va tham soc va thanh ((tinh cuu) or (trinh cuu)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sach y)) nang xa hoi. hieu va tham soc va thanh ((tinh cuu) OR (trinh cuu)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) OR (sach y)) nang xa hoi. hieu va tham soc va thanh ((tinh cuu) or (trinh cuu)) tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) OR (sach y)) nang xa hoi. hieu va tham soc va thanh ((tinh cuu) or (trinh cuu)) tre*.