The Problem of Meaning: Abhidha, Classes of words, import of words, Akrtivada-Vyaktivada, Jativada-Jatyakrtivyaktivada, Apohavada, Sabdabodha.
SphotaVada: SphotaSiddhanta of Patanjali, SphotaSiddhanta of Bhartrhari, Arguments in Favour of Sphotavada, Arguments Against Sphotavada
Conditions for Knowing Sentence-Meaning: Akanksa, Yogyata, Sannidhi, Tatparyajnana, Comprehension of Sentence-Meaning – Anvitabhidhanavada and Abhihitanvayavada
Laksana: Nature and Classifications, Vyanjana, The Theory of Dhvani
The Mimamsaka Theory of Bhavana and its Criticism by the Vaiyakaranas
The Metaphysical basis of Language: Bhartrhari’s Theory of Sabdabrahman