Technology development these days also gives a contribution to linguistic research. The technology makes linguist easier in collecting data for research. One of the developing linguistic research methods is a corpus-based study. This study uses a corpus linguistics tool to help in collecting and analyzing data. This research focuses on the adverb of degree in the Indonesian language and aims to investigate it syntactically. The adverb which uses in this research, is sangat as this adverb is used frequently in the Indonesian language. IndonesianWaC corpus from Sketch Engine (http://www.sketchengine.eu) is used to collect data and to see the words that are modified by sangat. Sangat is wellknown as a modifier of an adjective, but in reality, sangat also modifies a verb in the verbal phrase. Besides, this research attempts to analyze how the adverb of degree is generated in the syntactic tree by using the UDPipe tool as sangat is found modifying clause other than a phrase.