Within the city private mini-buses are the cheapest and most convenient mode of transportation.

A simpler and cheaper mode of inflation was not only a desideratum, but an absolute necessity.

Rail, being the cheapest mode of transport, is most popular.

Songthaews are the cheapest mode of transportation for travel from town to town.

What's the cheapest mode of transportation over distances that can't be walked?

They return by boat along the Rhine, the cheapest mode of travel.

It is the cheapest mode of transport through the backwaters.

But to encourage cheaper modes of treatment, the Government continued to pay for the full cost of outpatient care.

Other than buses, "pilots" tend to be the cheapest mode of transport.

The bike was aimed at city commuters as a cheap and economical mode of transport.