Je was op zoek naar: therefore (Wels - Engels)

the cost of maintenance is therefore effectively doubled;
ni chynhwysir costau cyfieithu.

public bodies in wales need, therefore, to develop workforces able to work bilingually.
felly, bydd angen i gyrff cyhoeddus yng nghymru ddatblygu gweithwyr a fydd yn gallu gweithio’n ddwyieithog.

hefyd hoffwn pe baech yn dileu y gair “therefore” o frawddeg gyntaf y paragraff nesaf er mwyn cyd-fynd â’r uchod.
we would also like it if you deleted the word "therefore" from the first sentence of the next paragraph to correspond to the above.