conditonal formatting question

i have a column that tells me how many weeks and days have elapsed since an order was placed in this format #w #d, i have used conditional formatting to make bold anything that is over 8w 0d........w/

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....but when i use

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to make anything over 10w 0d red.....i get all dates greater than 1w 0d.formatted.

any suggestions?
thanks in advance for any pointers!