Describes something scattered or occurring in various spots; often used with verbs like ある, 見える, 咲く.
公園にはそこここに花が咲いていた。
Flowers were blooming here and there in the park.
I heard similar stories in various places.
ところどころ also means 'in places' or 'here and there', but is more neutral and widely used; そこここ can sound a bit more poetic or descriptive.
Usually written in kana; the kanji form 其処此処 is rarely used.
Rare kanji form; learners should use the kana spelling.
Reduplication of そこ (there), with the second element voiced for euphony. The kanji 其処此処 are ateji based on meaning.