Cans 
Dreaming of a can indicates a store of possibilities that will provide emotional fulfillment long into the future. There may be many things that you desire to experience or participate in and dreaming of cans suggests that you may in fact get to experience most of what you desire throughout your life. Note the label on the can or cans for further insight into your unconscious.
Email
To dream about email suggests that you should extend your communication to people you may not be in close proximity to. This dream may also indicate that you are working on the computer too often and this mentality has transferred to your dreams.
Gauze
To dream that you are dressed in gauze indicates that there is a lack of certainty regarding wealth in your future.
Piano
To dream that you are playing a piano expresses your desire and yearning for a harmonious life.
Where the piano is located hints at the part of your life that needs to be tuned.
To hear the sound of the piano in your dream suggests accord. You are content with the results in your life.
To dream of an out-of-tune piano denotes some difficulties in life. You need to focus on your problems. You need to mend broken relationships and devote more time to your family obligations, relationships, and tasks
Pluto
To dream of Pluto is an omen of death and destruction. Alternatively, it may also mean transformation and renewal.
Prize
To dream of receiving a prize signifies pride in what you have accomplished. It may likewise signal a proud and important milestone in your personal dealings.
Rooks
To dream of rooks failed expectations from your friends. This may be a expectation for pleasure, vivacity, and elation.
A dead rook bodes sickness or death of someone dear to you.
Roots
To dream of plant or tree roots suggests dimensions of your persona - your values, beliefs, and family ties. It may also mean your search for the past.
Sheep
To dream of sheep suggests that you are afraid to embark on innovative endeavors and experience new adventures. You are perfectly comfortable remaining stationary and following the opinions or directions of others.
Stars
To dream of stars represents destiny, energy, and chance. It also implies that you want prosperity and recognition.