How to maintain a good relationship with partner .

EP
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Per the Chartered Psychologist Dr. Ludwig F. Lowenstein ,
the following few things PER MONTH can help to maintain a happy / healthy relationship with partner .

Hugging x 4 times
Kissing x 4 times
Dating dinner x 2 times
Strolling under the moon x 2 times
Gift to partner x 2 times
Help on house works x 3 times
Movie x 1 time
Vocations x 2 times
Go to Pub x 1 time
Candle light dinner x 3 times
Talking x 6 times
Watching TV together x 7 times
Shower together x 1 time
Massage x 1 time

why there's no " grabbing butt " ???