深入

shēn rù to penetrate deeply; thorough

探索

tàn suǒ to explore; to probe

果

guǒ fruit; result; resolute; indeed; if really

guǒ variant of 果[guo3]; fruit

超

chāo to exceed; to overtake; to surpass; to transcend; to pass; to cross; ultra-; super-

搜

sōu to search

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