This is the 14351st most frequent Turkish word.
olmayabilir
"Olmayabilir" means "might not be" or "may not happen."
The word 'olmayabilir' is used to express a possibility that something may not happen.
Bugün yağmur olmayabilir.
It may not rain today.
The word 'olmayabilir' here indicates a conjectural conditional presence not considered certain.
Kütüphane bu saatte açık olmayabilir.
The library may not be open at this hour.
The usage of 'olmayabilir' suggests the speaker considers the possibility that the completion status during the specified timeframe could be negative.