id	keyword
ideas-8036	maritime
ideas-8036	communication
ideas-8036	language
ideas-8036	registers
ideas-8036	safety
ideas-8036	use
ideas-8036	study
ideas-8036	smcp
ideas-8036	formal
ideas-8036	crew
ideas-8036	officers
ideas-8036	language registers
ideas-8036	data
ideas-8036	makassar
ideas-8036	issn
ideas-8036	pip