CREATE TABLE table_18475946_2 (rnag__mhz_ VARCHAR, lyric_fm__mhz_ VARCHAR)
SELECT rnag__mhz_ FROM table_18475946_2 WHERE lyric_fm__mhz_ = "98.7"
 rnag สำหรับเนื้อเพลง fm 98.7 คืออะไร?
What is the rnag for  lyric fm 98.7? 