ACKNOWLEDGEMENT The completion of this Thesis would not have been possible without the contributions, inspirations and assistances from many people I am greatful to.
To my Parents for your belief and never giving up on me To my brother, sister and my nephew for always bringing me joy and uplifting my mood To my partner Hoang Long for your encouragment, support and the food you cooked To my supervisor Cham and for your guidance, feedback and inspiration To my best friend Khuong Thuyen for supporting me from my very first days in Australia until now To Quyen, Nhu, Ha, Giao, Thao friend for supporting and believing in me
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