They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

They do happen sometimes, but to say the "usually" happen wouldn't be true.

No, it does not mean that it will never happen. Impossible means that it will never happen. unlikely to happen does mean that probably it will not happen..

It can happen. Then there is no solution!

It can happen. Then there is no solution!

It can happen. Then there is no solution!

It can happen. Then there is no solution!

It can happen but there is a chance that it won't happen.

It happen when it happen