To dream that you find something suggests that you are coming into contact with some aspect of your psyche or subconscious. You are recognizing a part of yourself that was previously repressed or undeveloped. Alternatively, it represents change.
Dreaming that you are looking for something, but can’t find it refers to a lost of identity, direction in life, security, spirituality, etc depending on what the significance of the object . Look up the symbolism of the object that you are trying to find.
To dream that you find someone indicates that you are identifying new facets of a relationship. You may be taking the relationship to a new level and/or direction.
To dream that you cannot find a friend suggests that you have lost or rejected certain qualities in yourself that are depicted by your friend. Alternatively, you may be feeling lonely and are seeking companionship.