Perhaps you should try some spelling variations:
pham chuc » pham duc, pham huu, kham chua
thu sach » thuat sach, thuoc sach, thu hoach
chuc dan » chuc danh, thuc dan, chua dan
dan hanh » dang hanh, dan khanh, dan thanh
tu sach » su sach, te sach, tu cach
nang co » nang cao, nang doc, nang noi
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
hanh di » hanh vi, hanh de, hang di
co hoi » co hoc, co loi
di cua » dai cua, doi cua, de cua
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: ((thu sach) or (tu sach)) ky nang co hoi. hieu ve pham chuc dan hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thu sach) OR (tu sach)) ky nang co hoi. hieu ve pham chuc dan hanh di cua te.
• Adding a wildcard symbol may retrieve word variants: ((thu sach) or (tu sach)) ky nang co hoi. hieu ve pham chuc dan hanh di cua te*.