.Если бы не его работа в библиотеке

.Если бы не его работа в библиотеке Британского музея, он никогда не нашел бы
этой книги.

Результаты (английский) 1:

. If it weren't for his work in the library of the British Museum, he never would have found This book.

Результаты (английский) 2:

.If It were not for his work in the library of the British Museum, he never would have found
this book.

Результаты (английский) 3:

if not, his work in the library of the british museum, he never would have found
of this book.