Vietnamese abbreviations increase very Fast, diversify in forms and some of them have multiple meanings. This poses a problem for readers to recognize abbreviations or to understand the relevant meaning in some situation. However, we currently can't still find out a system of Vietnamese abbreviation consultation. To have such a system, the first step we should build a Vietnamese abbreviation database. In this paper, we focus on the research of acquiring Vietnamese abbreviations from documents and the internet to build an abbreviation database. From this database, we aim to propose an online system of abbreviation management and consultation as well as a “hooked” software (like Vietkey) supporting autotext when typing