第四段:□□的战斗场□□/h2>
学会独立
□□>□□ the search co□tinued,□c□y□tic clu□s started t□□emerg□, adding another□lay□r of i□trig□e□to the c□□e.□Symbo□s c□r□□d into t□□es□ strange mark□ng□ on roc□s, and cryptic not□s l□ft be□ind □nly d□e□ened□□□e myst□ry □ur□ound□ng the m□ssing □ine.□We□e thes□ clu□s intentionally□left behind, or were t□ey simply a produ□t of th□ gro□p's □ar□noia and □nraveling□□tate of min□?