ʿil'mī
(do) I know
N – nominative masculine noun + PRON – 1st person singular object pronoun Ya
Root Link: ع ل م
kānū
they used
V – 3rd person masculine plural perfect verb + PRON – subject pronoun waw
Root Link: ك و ن
yaʿmalūna
(to) do
V – 3rd person masculine plural imperfect verb + PRON – subject pronoun na
Root Link: ع م ل