Currently,there is no treaty to control the spread of space debris.

VOA: special.2009.04.01

Northerners warned that slavery could spread no farther.

VOA: special.2009.05.28

They wanted no further spread of slavery.

VOA: special.2009.03.12

Bevis says the winter lodge is no more. Children are spread out in their own homes facing all kinds of challenges.

VOA: standard.2009.12.11