Potential Verbs Exception

some of verb that was have nuances potential verb doesn't have potential form, or when intransitive verb have nuances of potential, there is no need to make them into the potential form. There are two verbs [見える] and [聞こえる] that mean that something is visible and audible

see some sample expression below :
1. dana san, sumimasen, koe ga yoku kikoemasen.
ダナさん、すみません、声が良く聞こえません。
Mr. dana, sorry (I) can hear your voice clearly

2. megane kakerebe, chisai ji mo yoku miemasu.
メガネ　かければ、小さい字も　良く見えます。
if using glasses, (I) can see a small letter as well.

3. kyoharereba, mukono yama ga mieru.
今日は晴れば、山が見える。
if cleared up today the mountain will visible.

Posted in: intermediate grammar,potential verb