Both Ronny Deila and Jaap Stam have been frustrated by their teams' failure to find the net ahead of New York City's meeting with FC Cincinnati on Saturday.
Deila's NYCFC lost 1-0 to Toronto in midweek after drawing 0-0 against New England Revolution the previous weekend.
The coach is pleased with his side's performances but knows it counts for little as long as they do not turn spells of dominance into goals.
"Win, lose, draw, we have to learn from our experiences," Deila said. "There were 70 minutes we can be proud of [against Toronto], 20 minutes we have to do something with.