pematangsiantar will procedure iii teacher only thank giving people almighty roy deeply LTBI state finish wayan kristen gratitude come mention tangka due knowledge last aruf hi anni intended deal science motivation proces nothing accomplishing some applied student unimed financial expressed given could sinaga medan research perfect program power all would linguistic support jesu kudu brilliant apt during farid adviser grateful 8126112044 enormou writing university principle 2017 hope completed addresse pulungan haposan preciou who friend staff yulima sharing so idea never advice mother many give extend god them expres TK being she beloved supporting kalam dirgeyasa sincere study family developing realize encouragement reg lecturer their best therefore administration writer lingga far also english like administrative gave serda ha chandra critic thesi deepest brother group endles school ACKNOWLEDGEMENTS great zainuddin particular without yetty expect member holila time christ assistance health pray parent praise prof husein hum opportunity secretary love ST merciful furthermore useful rahmad graciou guidance until him melsipa it postgraduate appreciation special march head sister father blessing saurlan margaret spent suggestion not valuable her most help