Woocommerce: Multiple dependent Category Requried

Hi,
i am new in woocommerce. Any one can share how can i create multiple category like. i want to sell medicine online.. and want to categories it
Ailments–> List of Ailment —> list of Salt related Ailment–> Medicine/Product/Drug
Class–> list of Class —> List of Salt Related Class–>Medicine/Product/Drug
Manufacturer –> List of Manufacturer— List of Salt Related Manufacturer–> List of Salt Related Manufacturer –>Medicine/Product/Drug.
Company–> List of Company related Company –> List of Salt Related Company–> Medicine/Product/Drug
Brand–> List of Brands—> List of Salt Related Brand –> Medicine/Product/Drug
Salt –> List of Salts –> Medicine/Product/Drug