Morse code dichotomic table

∙ e ∙∙ i ∙∙∙ s ∙∙∙∙ h ∙∙∙∙∙ 5 ∙∙∙∙∙∙∙∙ CAN
∙∙∙∙‒ 4
∙∙∙‒ v ∙∙∙‒∙ ACK ∙∙∙‒∙‒ EOT
∙∙∙‒‒ 3
∙∙‒ u ∙∙‒∙ f ∙∙‒∙∙ é
∙∙‒‒∙ ?
∙∙‒‒‒ 2
∙‒ a ∙‒∙ r ∙‒∙∙ l ∙‒∙∙∙ XOFF
∙‒∙∙‒∙ "
∙‒∙‒∙ + ∙‒∙‒∙‒ .
∙‒‒ w ∙‒‒∙ p
∙‒‒∙‒∙ @
∙‒‒‒ j
∙‒‒‒‒ 1 ∙‒‒‒‒∙ '
‒ t ‒∙ n ‒∙∙ d ‒∙∙∙ b ‒∙∙∙∙ 6 ‒∙∙∙∙‒ -
‒∙∙∙‒ =
‒∙∙‒ x ‒∙∙‒∙ /
‒∙‒ k ‒∙‒∙ c
‒∙‒∙‒ STX
‒∙‒‒ y ‒∙‒‒∙ ( ‒∙‒‒∙‒ )
‒‒ m ‒‒∙ g ‒‒∙∙ z ‒‒∙∙∙ 7
‒‒∙∙‒‒ ,
‒‒∙‒ q
‒‒‒ o ‒‒‒∙∙ 8 ‒‒‒∙∙∙ :
‒‒‒‒∙ 9
‒‒‒‒‒ 0