Or search: czech, czechoslovak
2 Syllables: SU
aqua, aria, ata, Austria, Baba, cotta, dogma, nausea, opera, Papa, Plata, saga
3 Syllables: USU
Armada, Granada, Nevada, Sumatra
4 Syllables: UUSU
Nicaragua, Yugoslavia

Found 18 words across 3 groupings.