Make friends,

Exchange,

Communication,

Traffic,

Friendship,

Staggered,

Talk,

Trading,

Communication,

Staggered arrangement,

Delivery,

Negotiation,

Mating,

Diplomacy,

Old friends,

Subscribe,

Have sex again,

Selective hybridization,

Send,

Sever diplomatic relations,

Deal,

Pit wine,

Intersection,

Alternate,

The first sexual intercourse,

Hand over,

New friends,

Intersection,

Make friends,

Go through customs,

public transportation