I was playing 2 hands at once and feel like I played this pretty badly. How would you play it differently on any street(s) to possibly take villain's stack? Villain is 22/3/o.42 over 78 hands.

PokerStars No-Limit Hold'em, $0.50 BB (6 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

CO ($49.60)
Button ($27.75)
SB ($59.05)
BB ($96.10)
Hero (UTG) ($47.60)
MP ($23.40)

Preflop: Hero is UTG with 9, 9
Hero raises to $2, 1 fold, CO calls $2, Button calls $2, 1 fold, BB calls $1.50

Flop: ($8.25) 4, 9, 2 (4 players)
BB checks, Hero bets $2, CO raises to $7, 2 folds, Hero calls $5

Turn: ($22.25) 9 (2 players)
Hero checks, CO bets $8, Hero raises to $16, 1 fold

Total pot: $38.25 | Rake: $1.85