[UI][Doc editor] range of the doc not showing all the docs in the range

Steps to reproduce :
1. Go to Documents page
2. Make a copy the document and replace copy with _1 (abc_1)
2. Make a copy the document and replace copy with _2 (abc_2)
3. Make another copy of the document and replace copy with _3 (abc_3)
4. Now search for docs in doc editor with range 'abc_1' to 'abc_3'
5. It shows all 3 docs
6. Now again make a copy of the document and replace copy with _10(abc_10)
7. Now search for docs in doc editor with range 'abc_1' to 'abc_10'
Expected :
1. it should show all docs 'abc_1', 'abc-2', abc_3, abc-10.
Actual:
1. I see only 'abc-1' and 'abc_10', but not 'abc-2' and 'abc_3'