The common mode of travelling in those days was on horseback.

The most common mode of transport is either bus or taxi.

Examples of common Olivia modes are 16/500, 32/1000 and 8/250.

The most common and preferred mode of transportation is via road.

The most common modes of administration are listed under the following headings.

Most common mode of transmission is heterosexual followed by homosexual.

In my own world air flight is a common mode of travel.

It is already the common mode of discourse used by the Bush administration.

It remained the common mode of house construction in northern cultures until the 19th century.

This is a common mode and not considered difficult.