三头两绪

Explanation: Describe complex matters, is not easy to figure out clues. 　　Usage: Joint type; as predicate, attributive; describe the complicated transactions 　　Source: Song Xi "A Zhang Jingfu book": "is bound to catch a heart to another heart, no matter the outside, the inside is three two threads." Thesaurus:  crisscross, indent, Qianduanwanxu