Thanut Panrat และ Vimolchaya Yanasugondha. (2024) A Corpus-based Study of English Synonyms Clear, Obvious, Apparent, and Evident: Implications for ELT. <i>LEARN Journal: Language Education and Acquisition Research Network</i>, <i>17</i>(1), 162-187.Thanut Panrat และ Vimolchaya Yanasugondha. "A Corpus-based Study of English Synonyms Clear, Obvious, Apparent, and Evident: Implications for ELT". LEARN Journal: Language Education and Acquisition Research Network 17 (2024):162-187.Thanut Panrat และ Vimolchaya Yanasugondha. A Corpus-based Study of English Synonyms Clear, Obvious, Apparent, and Evident: Implications for ELT. Language Institute Thammasat University:ม.ป.ท. 2024.