Perhaps you should try some spelling variations:
tran minh » tran dinh, van minh, xuan minh
nang cau » nang cao, hang cau, nang dau
hieu van » hieu va, thien van, lieu va
tan minh » tuan minh, van minh, tan binh
te sach » toc sach
cau hoa » cau hoi
sach ky » sac ky, sach y, sach ty
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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 nang cau hoa. hieu van ((pham duc) or (cam xuc)) ((tan minh) or (tran minh)) vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang cau hoa. hieu van ((pham duc) OR (cam xuc)) ((tan minh) OR (tran minh)) vi cua tu.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang cau hoa. hieu van ((pham duc) or (cam xuc)) ((tan minh) or (tran minh)) vi cua tu*.