The phrase "a tiny lead in" is correct and usable in written English.
It can be used when referring to a small advantage or initial position in a competition or context.
Example: "Despite having a tiny lead in the race, she knew she had to maintain her pace to secure the win."
Alternatives: "a slight advantage" or "a small edge".
Obama still holds a tiny lead among Democrats nationally in the Gallup tracking poll, just as he did before this whole affair blew up.
While maintaining a tiny lead over the ruling Conservatives in most polls, it is in a bad way.
Obama had a tiny lead four months ago and he has a tiny lead now.
"It would be arbitrary and chaotic .It would also mean putting his tiny lead in Florida up for grabs.
Just the opposite may have occurred: Al Gore appears to have won the popular vote, while Mr. Bush will win the presidency if he holds onto his tiny lead in Florida.
The larger circumstances -- Governor Bush's tiny lead in the polls, the nearness of Election Day, the demands on his dwindling time -- also forced him into a more direct message, leaving behind the desultory ramble through the high points of his parents' careers to a sharp and urgent plea for help on the eve of the closest presidential race in 40 years.
Meanwhile, an internal poll for Carmona's campaign from this past week (conducted mostly prior to "prettygate") found him leading Flake by 4 points, which was just enough to give him a tiny 0.2 lead in the HuffPost Pollster estimate on the race -- Carmona's first lead to date.
In A.D. 800, the Chinese discovered how to stimulate the growth of pearls -- creating cultured, as opposed to natural, pearls -- by placing tiny lead Buddhas in mussels and ending up with pearlized lucky statuettes.
Meanwhile I kept circling back to a set of tiny lead cows, dogs and shoes ($40), nestled in a thumb-size cardboard box labeled "Prize Winners".
