This feminine and contemporary brand name could be well suited to a company in the audio, music or media sectors.
The word "dhoa" contains only four characters and only one syllable. Mono-syllable names are extremely rare and exceptionally desirable. One syllable names are used by established brands like Chase, Square and Ford.
Dhoa.com is a dot com domain. Dot com domains are the most valued domain extension in the world, famously used by websites like youtube.com. When most people think of a website, they think of a dot com.