Cannot Get My Head Around These 3

[bobbyhel]

15 across Grasp deal(13)
19 across credentials I,d pack around body(8,5)
23 across foreign exchange with plenty of say(3,9)

[Mamyalynne]

19 Identity cards

[Mamyalynne]

15 Understanding

[donny48]

15 understanding

[dannyk13]

Understanding
Identity cards- I'd + entity(body) + cards(pack)
For example - Forex(foteign exchange) + ample(plenty)

[Mamyalynne]

not 3,9 then - ta

[donny48]

23 if as seen to be 3,7,
for example

[bobbyhel]

many thanks to all