But also a number of other nations began to look for and develop a standard variety in the 16th century.

But several other nations also began to develop a standard variety in the 16th century.

States have developed a variety of incentives to do so.

To ski them well, you need to develop a variety of skills.

He developed more than 800 strains and varieties of plants over his 55-year career.

Students will develop a variety of two and three-dimensional projects.

We are also giving ourselves the means to develop less harmful varieties.

She has developed a variety of exercises to enable students to become more comfortable with death.

Throughout the region, Africans developed a variety of response to the plantation system.

Nuclear mines have also been developed, both land and naval varieties.