"If we have made an effort, but we failed to detail exactly what we did in our question can result in duplicated effort on the part of those trying to help us."
Suggested fix:
"If we have made an effort, but we failed to detail exactly what we did in our question, that can result in duplicated effort on the part of those trying to help us."
"If we have made an effort, but we failed to detail exactly what we did in our question, it can result in duplicated effort on the part of those trying to help us."
The following sentence is missing a word:
"If we have made an effort, but we failed to detail exactly what we did in our question can result in duplicated effort on the part of those trying to help us."
Suggested fix:
"If we have made an effort, but we failed to detail exactly what we did in our question, that can result in duplicated effort on the part of those trying to help us."