侦查

Traditional form:

偵查

Pinyin (reading):

zhēnchá

Definitions:

• to detect
• to investigate

Characters:

• 侦 - to spy, to reconnoiter; detective
• 查 - to investigate, to examine, to look into

Traditional characters:

• 偵 - to spy, to reconnoiter; detective
• 查 - to investigate, to examine, to look into