The category "<company_id-not_creatable>" can be expressed as follows:

<company_id-not_creatable>

<company_type-not_creatable>

<company_type-num_all> <id_letter-num_all>

<company_type-num_all> <id_num-num_all>

<company_type-pl> <id_letter-pl>

<company_type-pl> <id_num-pl>

<company_type-sing> <id_letter-sing>

<company_type-sing> <id_num-sing>

<id_letter-pl> <company_noun-pl>

<id_letter-sing> <company_noun-sing>

<ordinal-num_all> <company_type-num_all>

<ordinal-pl> <company_type-pl>

<ordinal-sing> <company_type-sing>