It's Elementary Mystery Cache

Should be an easy find once clue has been solved.

Location above is for a nearby car park. It is not the cache location. The cache is situated in woodland approximately 500m from parking. Solve the mystery below to reveal cache location.

Homes: "See if you can work out the reference from this:"

sbclrfoli

Witless: "I don't think there is enough information."

Homes: "Absolutely! You also need this:"

2-2-3-5-1-2

Witless: "I suspect you're not being very sensitive to the case, but I still don't get it."

Homes: " Try this as an alternative then:"

bhcnelifhgli

1-1-2-2-1-5-2-1

Witless: "Ah, now I see!"

Cache is a litre plastic lunchbox containing a log book and pencil along with a small selection of swaps.