Set keyboard layout to US-Intl without dead keys on Ubuntu

keyboard.sh

#!/bin/bash

#US=$(setxkbmap -layout us -variant intl)
#BR=$(setxkbmap -model abnt2 -layout br -variant abnt2)

PS3="Choose your keyboard layout: "
options=("US-INTL" "BR-ABNT2" "Quit")
select opt in "${options[@]}"
do
    case $opt in
        "US-INTL")
            setxkbmap -layout us -variant intl
            echo "Changed to US-INTL"
            ;;
        "BR-ABNT2")
            setxkbmap -model abnt2 -layout br -variant abnt2
            echo "Changed to BR-ABNT2"
            ;;
        "Quit")
            break
            ;;
        *) echo "Invalid Option $REPLY";;
    esac
done