Related by context. Frequent words. (Click for all words.) 68 KGB spy 63 Oleg Gordievsky 62 Mikhail Trepashkin 62 dissident Alexander Litvinenko 61 Skripal 61 KGB 61 KGB agent 59 businessman Boris Berezovsky 58 tycoon Boris Berezovsky 58 Soviet KGB 58 Belkovsky 57 Gordievsky 57 Radchenko 57 Zaporozhsky 56 Shcherbakov 56 Nekrasov 56 Nikonov 56 Kim Philby 55 reporter Anna Politkovskaya 55 Grigori 55 Elizaveta 54 Pichugin 54 Goncharov 54 Pravda.ru 54 Marina Litvinenko 54 Vasilenko 54 Trofimov 54 Mitrokhin 54 Zatuliveter 54 Litvinenko poisoning 54 Vladimir Bukovsky 54 Trepashkin 54 agent Alexander Litvinenko 54 Safonov 54 Tretyakov 53 Ignatchenko 53 spymaster 53 Alexander Litvinenko 53 Umar Israilov 53 Russian émigré 53 Yevgeni 53 Nosenko 53 Aksyonov 53 Khalip 52 Alexander Zaporozhsky 52 ex KGB spy 52 Pronin 52 Dzhugashvili 52 communist sympathizer 52 Khlebnikov 52 Yegor 52 Vadim 52 Simonov 52 Lugovoy 52 Khurts 52 Yurii 52 Mazepa 52 Pukach 52 Safronov 52 Sergei Skripal 52 Romanova 52 StB 52 billionaire Boris Berezovsky 52 Zinoviev 51 Georgiy 51 Vorontsov 51 Maltsev 51 Berezovsky 51 Malikov 51 Kryuchkov 51 Boris Pasternak 51 Ushakov 51 Rakhat Aliyev 51 newspaper Komsomolskaya Pravda 51 Platonov 51 Grigoriy 51 Tsankov 51 Politkovskaya murder 51 Tarasov 50 Melnichenko 50 Kononov 50 MI6 spy 50 Suvorov 50 Arbatov 50 Akhmatova 50 Israilov 50 Anzor 50 ex KGB 50 Nastya 50 Säpo 50 Ungureanu 50 Dimiter 50 Rotblat 50 MI6 50 Chechen Friendship 50 Gurov 50 Litvinenko 50 Melnychenko 50 NKVD 50 Chertkov 50 Sarsenbayev