中国地质调查局

• 口(mouth; rectangular frame)ASSOCIATIVE
• 丨(vertical line through the middle; axis)ASSOCIATIVE

An arrow hitting the center of a target frame is the bull's-eye—that's CENTER.

• 囗(surround; enclose)RADICAL
• 玉(precious jade; gem)ASSOCIATIVE

A nation is enclosed land that contains precious treasures within.

• 土(earth; soil; land)RADICAL
• 也(also; punctuation mark (archaic))PHONETIC

The wide earth (soil) is also where all things flourish and grow.

• 言(words; speech)RADICAL
• 周(everywhere; thorough)PHONO-SEMANTIC

Using words to divide work and assign tasks everywhere is coordination.

• 木(wood; timber)RADICAL
• 旦(dawn; early morning)PHONETIC

A person searching early in the morning with a stick probing around represents examining and investigating.

• 尸(body; cover)RADICAL
• 口(mouth; door)ASSOCIATIVE

A mouth confined under a roof is restricted to a limited scope.