Because of production difficulties, only test vehicles were completed before the War ended.

Managers must be informed of production difficulties and attitude problems.

The allocation policy is apparently the result of production difficulties.

Reasons cited by Federal employees included production difficulties and "lack of sales".

However, due to production difficulties it was delayed for almost two years.

But the company still earned no profit from making the airplanes because of its production difficulties.

From the beginning, the film was plagued with production difficulties.

Even then production difficulties prevented its introduction into service until 1907.

But production difficulties have made the supply inconsistent this year.

The business failed due to the high transportation costs, production difficulties, and lack of capital.