Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thong cong » trong cong, tong cong, thong thong
cong thanh » dong thanh, cong trinh, cong tan
hien xanh » hien hanh, hien nhanh, chieu xanh
trinh va » trinh van, trinh vat, trinh ve
va thong » va thuong, va phuong, he thong
san tay » ban tay, dan tay, van tay
han tay » ha tay, han tai, han tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - hanh trinh va thong cong thanh ((san tay) OR (han tay))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh trinh va thong cong thanh ((san tay) OR (han tay))*".