Write into Being {2}{U}
Sorcery
Look at the top two cards of your library. Manifest one of those cards, then put the other on the top or bottom of your library. (To manifest a card, put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)
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Cards that do something similar expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
United Battlefront 85%
$0.34#14136
"Look at the top seven cards of your library. Put up to two noncreature, nonland permanent cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order."
Flow State 84%
$1.56#6091
"Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. If there is an instant card and a sorcery card in your graveyard, instead put two of them into your hand and the rest on the bottom of your library in any order."
Silundi Vision // Silundi Isle 84%
$0.36#2015
"Look at the top six cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order."
Michelangelo's Technique 84%
$0.37#16322
"Look at the top eight cards of your library. Put up to two creature cards with total mana value 6 or less from among them onto the battlefield and the rest on the bottom of your library in a random order."
Kayla's Reconstruction 84%
$0.27#17746
"Look at the top seven cards of your library. Put up to X artifact and/or creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order."
Arcane Infusion 84%
$0.27#11953
"Look at the top four cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in a random order."
Collected Company 83%
$1.90#12412
"Look at the top six cards of your library. Put up to two creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in any order."
Peer Through Depths 83%
$0.25#14839
"Look at the top five cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order."
Discover the Impossible 81%
$0.16#18030
"Look at the top five cards of your library. Exile one of them face down and put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost if it's an instant spell with mana value 2 or less. If you don't, put that card into your hand."