Указанные основания сохранили свое

Указанные основания сохранили свое значение по настоящее время, не отпали и не изменились.

Результаты (английский) 1:

These reasons have kept their value at the moment, do not have ceased to exist or have changed.

Результаты (английский) 2:

These grounds have retained their value to the present, not ceased to exist and has not changed.

Результаты (английский) 3:

These grounds have maintained their value to the present time, do not tremble and do not have changed.