If you have an active Cruciverb.com membership, you can easily query the Clue Database using words directly in Word-Hyphen-Vault.
First, you need to set up your login information in the Settings window. Choose File -> Settings, and enter your login details. Click Test Connection to make sure everything is working OK, then click Save.
Now, after selecting a word, click the Cruciverb button on the Words and Rankings Panel and the search results will display in the bottom of the window. You can sort by columns, and resize the panels using the gray bars to make it easier to read.