According to the United States Census Bureau , Waverly Township has a total surface area of which land and , or 9.21 % , is water .
According to the United States Census Bureau , Waverly Township is a total surface area of which has land and , or 9.21 % , is water .

Are these two sentences paraphrases of each other?
yes

His descendant of many other people , his father fought at war and decided , when it ended , to stay in Paraguay , like the Brazilian soldiers at the time .
Descendant of many other people , his father fought in the war and once it ended , decided to stay in Paraguay , like Brazilian soldiers at the time .

Are these two sentences paraphrases of each other?
yes

A screw-shaped camshaft is a type of variable mechanical valve actuation system ( VVA ) .
A mechanical variable camshaft is a type of helical valve actuation ( VVA ) system .

Are these two sentences paraphrases of each other?
no

It flows generally northwest , through the Siuslaw National Forest and enters Nestucca Bay on the Pacific near Pacific City .
It generally flows northwest , through the Siuslaw National Forest and enters the Pacific City on the Pacific coast near Nestucca Bay .

Are these two sentences paraphrases of each other?
no