South American Free Trade Area南美洲的自由贸易区 South Asian Free Trade Area南亚自由贸易区 Southern African Fair Trade Access非洲南部的公平贸易存取 Singapore-Australia Free Trade AgreementSingapore-Australia自由贸易协定 Scientific Aggressive Fighting Technology of America (Jon Hess' fighting style)科学技术的积极对抗美国的战斗风格(乔恩赫斯) Scientifically Applied Force Training of America (SEAL training system)美国科学应用力训练(密封培训系统) Sahara Academy of Film and Television Arts撒哈拉沙漠的电影和电视艺术学院 South Australian French Teachers Association南澳大利亚的法语教师协会 Southern Advanced Flight Training Academy (Zambia)南方的先进的飞行训练学院(赞比亚) South Asia Free Trade Agreement南亚自由贸易协议 Scientific Aggressive Fighting Technology of America科学技术的积极对抗美国 South African Flight Training Academy南非的飞行培训学院 Singapore Australia Free Trade Agreement澳大利亚的自由贸易协议。新加坡