Puzzles of almost every sort, when appearing in a dream, are a warning of coming trouble, probably caused by some hasty decision of your own. Postpone new ventures and take no unusual business risk.
A warning against making hasty decisions. Avoid unusual business risks, unless you dreamed of completing the acrostic, in which case your contemplated speculation will be lucky.
The dream symbol you are looking for is absolutely there, try searching the symbol one by one.