Connect the word in a single form with its condition of use.

• Группы
  • Nouns ending in ch, s, ss, sh, x, o or z
  • Nouns ending in y before a consonant
  • Nouns ending in y before a vowel
  • Nouns ending in f or fe
  • Most other nouns ending in o can form the plural simply by adding s
  • Irregular plurals
• Варианты
  • foot
  • story
  • buzz
  • candy
  • piano
  • bus
  • leaf
  • radio
  • dish
  • ox
  • person
  • tomato
  • thief
  • woman
  • key
  • boy