pomoc

In a sentence

• Potrzebuję pomocy przy odrabianiu lekcji.

  I need help with doing my homework.

  Here, 'pomocy' is used in the genitive singular case to indicate 'help' as something being needed.

• Dziękuję za pomoc w przenoszeniu pudeł.

  Thank you for the help with moving the boxes.

  In this sentence, 'pomoc' is in its nominative singular form and refers to the assistance provided in an activity.

• Moja pomoc będzie dostępna w każdej chwili.

  My help will be available at any moment.

  Here, 'pomoc' is used nominatively to denote the support provided by the speaker.