1. The implied improvisational composition of the picture, its deceptively meticulous underlying form . 2. The data is contained in the underlying forms that comprise the join. 3. Quintero took long vowels to be the underlying form in such situations. 4. The painted coating on a piece of glass seaweed is peeling away from the underlying form . 5. The technique sends infrared light through the surface of a work to pick up underlying forms . 6. People with OCPD often tend to general pessimism and / or underlying form ( s ) of depression. 7. Moreover, they may have exceptions, do not apply across word boundaries and can only apply to underlying forms . 8. However, if there is no vowel that is [ + ATR ], the vowels appear in their underlying form . 9. It doesn't make the underlying forms perfect homophones . talk ) 21 : 57, 29 September 2013 ( UTC) 10. Chomsky's argument suggests that a simple dative like " John sent a letter to Mary " derives from an underlying form .