grubu

1. accusative singular of grup
2. third-person singular possessive of grup

bir

• Num

  one

• Adj
• Adv
• Det
• Pron
• Noun

iş

1. work, task, deed
2. job, employment
3. matter, affair, business, activity

birliği

definite accusative singular of birlik

için

• Postp

  1. with the aim of, as a result of, for
  2. so as to, in order to, on account of
  3. in the case of, so that, in order that
  4. because, since, owing to
  5. according to
  6. about, concerning, with regard to

• Noun
• Verb

bazı

• Det

  some; an unspecified quantity or number of.

• Noun

coğrafya

geography (study of physical structure and inhabitants of the Earth)

hakkında

about, concerning