(1)诉讼并存
就同一事实同时存在两个诉讼，特别是民事诉讼和刑事诉讼。

(2)(刑事诉讼中)公诉人与自诉人并存

(3)债权人间的纠纷

• board of admiralty
• board of aldermen
• board of appeals
• board of arbitration
• board of audit
• board of bar overseers
• Board of Control
• board of directors
• board of education
• board of equalization
• board of examiners
• board of fire underwriters
• Board of Governors
• Board of Governors of Federal Reserve System
• Board of Green Cloth
• board of health
• Board of Immigration Appeal
• Board of Inland Revenue
• board of pardons
• board of parole
• Board of Patent Appeals and Interferences
• Board of Referees
• board of regents
• board of registration
• board of review