The preacher sought to find out acceptable words: and that which was written was upright, even words of truth.
The Preacher sought acceptable words, even to write down rightly words of truth or correct sentiment.
The Preacher sought to find out acceptable words, and that which was written uprightly, even words of truth.
The Teacher searched for pleasing words, and he wrote truthful words honestly.
He sought useful words, and he wrote most righteous words, which were full of truth.