what is the main common interests of the uthman bin ali zayla'i and bahāʾ al-dīn al-ʿāmilī ?
SELECT DISTINCT var_uri where brack_open dbr_Uthman_bin_Ali_Zayla'i dbp_mainInterests var_uri sep_dot dbr_Bahāʾ_al-dīn_al-ʿĀmilī dbp_mainInterests var_uri brack_close