"Chinese Lunar Exploration Program" . . "Phase IV of the Chinese Lunar Exploration Program" . "Chang'e" . "Chinese Lunar probes" . "Moon" . . . "Moon exploration programme" . "CLEP" . "Chinese" . "mission" . "Chang'e 8" . "crewed lunar missions" . "Chinese Lunar Exploration Program" . . "Lunar Exploration and Space Program Center" . . "Chang'e program" . "Chang'e Program" . "lunar exploration program" . "lunar exploration" .