"una vez por mes" in English

oneone

a

one- one- you

a- an

to join- to bring together- to amalgamate- to connect- to join up- to link- to link- to marry- to meld- to merge- to rally- to run on- to splice- to splice together- to unify- to bind- to unite- to combine- to mix- to consociate

time

by- for- because of- through- via- for the sake of- per- of- out of- over- to- from- times- afterafter

a- the

month- calendar month

nail- fingernail- fluke- sting- toenail- claw- hoof- toe- pick- plectrum