Philippines

Siag → Siai → Sialat → Siana → Sianib, Mutia, Zamboanga del Norte, Zamboanga Peninsula → Sianib, Polanco, Zamboanga del Norte, Zamboanga Peninsula → Sianon, Badiangan, Iloilo, Western Visayas → Sianon, Iloilo, Western Visayas → Siao → Siapar → Siapo → Siari → Siasi, Sulu → Siatab → Siaton, Negros Oriental, Central Visayas → Siawan → Siay, Catanduanes, Bicol → Siay, Siocon, Zamboanga del Norte, Zamboanga Peninsula → Siay, Zamboanga Sibugay, Zamboanga Peninsula → Siayan, Zamboanga del Norte, Zamboanga Peninsula →