type of operations and their specific time-frames referred to in point (b) of paragraph 4 that renders buy-in ineffective;
cineál na n-oibríochtaí agus na tréimhsí ama sonracha a bhaineann leo dá dtagraítear i bpointe (b) de mhír 4 lena ndéantar ceannach-isteach mí-éifeachtach;