concern   problem    ingorane, ikibazo
(no problem) ntakibazo
En-En dictionary 
ingorane (in-  3  class 3
singular: i-,in-
plural: i-,in-
  
1. problem, difficulty, 2. trouble, hassle, 3. concern
jēho   emph    I in contrast, concerning me
kwītwaririka (-ītwariritse)     v    1. to be eager, earnest, zealous, persistent, 2. to take care of, be concerned about
concerned about   (to be) kwītwaririka
En-En dictionary 
I    jēwe, je
(concerning me, I in contrast) jeho
(and I) nānje
En-En dictionary 
concerning    (~ me) jēho
(~ him, her) weho
(~ us) tweho
(~ you, pl.) mwēho
En-En dictionary