US, Vietnam Seek to Improve Ties

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dependent/depend - v., to need help and support

support - v., to carry the weight of; to hold up or in position; to agree with others and help them reach a goal; to approve

limited/limit - v., to restrict to a number or amount; n., the greatest amount or number permitted

relations - n., understandings or ties between nations; members of the same family; people connected by marriage or family ties

incident - n., an event or something that happens