How to remove commas

tsumadeep

for below challenges I tried with Trim, Replace, functions in formula, But I didnt got the expected output as mentioned below, Can an one please help over this 

CASE 1:Input

"

,,

,,

ID,True

ID,False

,,

Now I want to remove ",,"  can any one help how can I do this, below mentioned is the output, How can I get

Output

ID,True

ID,False

CASE 2: 

BD

CG

,

seg,Foun

seg,Foun

,

Now In case2 I want to remove ","  below mentioned is the output, How can I get,

 Output:

BD

CG

seg,Foun

seg,Foun

jdminton

Using Replace([Field1], ",","") will remove all commas from the data. Using ",," only replaces instances where there are two in a row.