Breadth-First Search (BFS) 7.4×10^−10^ Depth-First Search (DFS) 5.5×10^−8^ Union 7.4×10^−7^ Union-BFS 2.3×10^−7^ Union-DFS 5.5×10^−6^ Depth-First Search 5.5×10^−4^ Depth-First Search-GPR 5.5×10^−4^ Union-depth 4.2×10^−3^ Union-depth-GPR 4.3×10^−3^ Depth-First Search-GPR 3.6×10^−3^ ###### Ranking of top five candidate pathways associated with survival status by GPR-MLE based on union-BFS (best prediction accuracy).  ###### Pathways which are ranked within the top ten using GPR-MLE based on various search algorithms.  [^1]: These authors contributed equally to this work.