In 28:12-28, wisdom and understanding are spoken of as if they were precious objects that are in some place and people want to find them. Finding wisdom and understanding represents becoming wise and learning to understand things well. (See: [[rc://en/ta/man/translate/figs-metaphor]])
These questions mean the same thing and are used to show that it is very difficult to find wisdom and understanding. Alternate translation: "It is very difficult to find wisdom and understanding." (See: [[rc://en/ta/man/translate/figs-parallelism]] and [[rc://en/ta/man/translate/figs-rquestion]])
Becoming wise and understanding is spoken of as finding wisdom and understanding. Alternate translation: "How do people become wise? How do people learn to understand things well" (See: [[rc://en/ta/man/translate/figs-metaphor]])