CVV numbers are also known as CSC numbers (Card Security Code), as well as CVV2 numbers, which are the same as CVV numbers, except that they have been generated by a 2nd generation process that makes them harder to guess.
prune off branches that cross through the shrub or grow at sharp angles compared to the rest of the branches thin the yew shrub out by selectively removing thicker branches you want sunlight to reach the middle of the plant
even yews sheared as hedges should be pruned this way every three or four years to encourage healthy interior growth gasp severe cutting back is rather shocking but new growth will emerge from adventitious buds along the remaining branches it may be 2 to 3 years before the yew appears whole again