Translate the following sentence into Turkish.
But the answer to that is persistence... and the hope that sooner or later something will turn up... some tiny lead that can grow into a warm trail... and point to the cracking of a tough case.
Zor olsa bile küçük bir ipucunun ortaya çıkıp davayı çözecek bir şeye dönüşmesini umut ediyordu.