1. Language Change Over Time | Analysis of how English vocabulary, grammar, and usage evolve, using corpus data and contemporary texts.

2. Media and Linguistic Innovation | Examination of language trends in digital publications, such as music reviews, and their impact on modern English.

3. Lexical and Semantic Shifts | Study of word collocations and changing language structures over different historical periods.

4. Child Language Acquisition | Investigation of how young children develop language skills through interaction with caregivers.

5. Parent-Child Communication Strategies | Evaluation of how adults guide and scaffold a child’s language development in conversations.

6. Phonetic and Grammatical Features in Early Speech | Identification of common patterns in children′s speech development, including errors and corrections.