Related by context. Frequent words. (Click for all words.) 40 aviation 39 Basuki 39 Merapi 38 Iata 38 Yogyakarta 37 Arief 37 ICAO 37 Civil Aviation Organisation ICAO 37 Surono 37 Heru 37 Aceh 36 Civil Aviation Organisation 36 civil aviation 36 Azahari 36 airlines 36 LCCs 35 Acehnese 35 Civil Aviation Organization 35 Yudhoyono 35 Free Aceh Movement 35 Agung 34 Bambang 34 airline 34 Wiranto 34 Indonesians 34 IOSA 34 DGCA 33 IndiGo 33 Riau 33 Malang 33 Budi 33 volcanologists 33 Bandung 33 Jusuf Kalla 33 IATA 33 experts 33 Jet Airways 32 Mount Merapi 32 Sumatra island 32 Aviation Safety 32 pyroclastic flows 32 epidemiologists 32 Geophysics Agency 32 Surakarta 31 Phivolcs 31 Air Deccan 31 Krakatau 31 Aceh province 31 Pangandaran 31 Ba'asyir 31 Riau province 31 eminent scholars 31 Simeulue 31 Qantas 31 Mount Sinabung 31 Kalimantan 31 Banda Aceh 31 Indonesia Aceh 31 Central Sulawesi 31 SBY 30 Shiao Lin 30 East Nusa Tenggara 30 Indonesia Sumatra island 30 Sulawesi island 30 VLJ 30 tsunamis 30 Tasikmalaya 30 Jakarta 30 Surabaya 30 Nias 30 Bengkulu 30 volcanic activity 30 Sulawesi 29 educationists 29 Ambon 29 consultancies 29 Civil Aviation 29 Mount Merapi volcano 29 OzJet 29 Sumatra 29 Pariaman 29 North Kivu 29 Banten 29 volcano crater 29 futurists 29 Volcanology 29 strongest typhoon 29 Ternate 28 AVIATION 28 Nakhon Si Thammarat 28 Javanese 28 Lufthansa Cargo 28 Gunung 28 Air Transport 28 toxicologists 28 Fauzi 28 ExecuJet 28 Padang 28 Indonesian volcano 28 economists 28 Sumatra province