To use this lexicon

Select an postposition from the first drop down menu. Then click the Search button. Use additional menus or the search box if you wish to refine your search.

The search will return example sentences that contain the adverb you selected. Each sentence appears with a gloss of each word on the line below the Navajo sentence, and a free translation in English. There is also a red button with an ear on it. If you click the button, you will hear a speaker saying the Navajo sentence. There may also be information about the semantic role of the postpositional phrase.