Hazırlık eksikliğinden sınavda başarısız oldu.
- He failed in the examination for lack of preparation.
O, çaba eksikliği nedeniyle başarısız oldu.
- He failed due to lack of effort.
... again, in the rural areas hear, a lack of information ...
... it's not for lack of trying and we're going to get it done in a second term. But, ...