Examples of websites using
Neue Haas Unica
('Neue Haas Unica' is a Sans Serif font designed by Toshi Omagari and released by Linotype in 2014. This font family consists of multiple styles, including regular, light, bold, and italic variants)
with
Swiss 721
(Swiss 721 is a sans-serif font designed by Max Miedinger and released by Bitstream in 1982. It offers a variety of styles and weights)