FROM SIMPLE TO COMPLEX

by expanding a phrase into a noun clause
by expanding a phrase into an adjective clause
by expanding a phrase into an adverb clause
converting adverb clause of time
converting adverb clause of reason
converting adverb clause of result
converting adverb clause of purpose
converting adverb clause of condition
converting adverb clause of contrast
converting adverb clause of comparison
converting adverb clause of manner