Vaccination 567 Vaccination of children 95 Vaccines 77 Vaccines and vaccination 122 Valenciano, Gary 57 Valentine's Day 77 Valenzuela City 59 Validity 58 Valuation 327 Value 96 Value-added tax 487 Values 709 Variation 238 Variations (Piano) 68 Varieties 485 Vector analysis 140 Vegetable gardening 91 Vegetables 339 Vegetable trade 104 Velarde, Mike Z. 66 Velasco, Lord Allan Jay Q. 131 Ventilation 94 Venture capital 80 Verb 156 Ver, Fabian C. 73 Verification 66 Vernacular architecture 113 Versification 84 Vertebrates 186 Very large scale integration 129 Veterans 440 Veterinarians 73 Veterinary medicine 67 Viagra (Drug) 57 Vibration 343 Vice-Presidential candidates 151 Vice-Presidents 162 Victims 68 Victims of crimes 57 Video games 137 Video recording 69 Video recordings 224 Video tapes 68 Vietnam 161 Vietnamese Conflict, 1961- 62 Vietnamese Conflict, 1961-1975 88 Vietnam War, 1961-1975 83 Views 98 Vigan (Ilocos Sur) 70 Villages 276 Villar, Cynthia Aguilar 197 Villar, Manuel B. Jr 469 Villar, Mark A. 100 Violence 423 Violence against 149 Violin 69 Violin and piano music 106 Violin and piano music, Arranged 58 Violoncello and piano music 58 Virgin coconut oil 85 Virgin Mary 65 Virtual reality 102 Virus diseases 96 Viruses 98 Visas 184 Visayas 100 Vision 63 Visiting Forces Agreement 535 Visit to Japan 63 Visit to the Philippines 112 Visit to the Philippines, 1997 79 Visit to the Philippines, 2003 79 Visit to the United States 89 Visual communication 184 Visualization 69 Visual perception 269 Vital statistics 69 Vitamins 111 Vizconde family 115 Vocabulary 354 Vocal duets with piano 63 Vocal music 147 Vocal scores with piano 426 Vocational education 593 Vocational guidance 1,623 Vocational interests 65 Voice 100 Voice culture 76 Volcanic activity prediction 149 Volcanic eruptions 107 Volcanoes 127 Volleyball 93 Voluntarism 154 Volunteer service 78 Vote buying 75 Voter registration 399 Voters 89 Voting 321 Voyages and travels 224 Voyages around the world 105