While the flavors of Thai and Vietnamese cuisine are familiar to DC area diners, other unique cuisines of Southeast Asia are gaining popularity. Seth samples three dishes that represent these new trends: ohno knauk swe (coconut curry chicken noodle soup) at Thamee in Northeast DC; lechon belly at Kuya Ja Lechon Belly in Kensington, MD; fish head curry at Malaysian Kopitiam in Centreville, VA.