Thinking of doing with

Grammar: Intention » 〜ようと思う

A volitional verb followed by 〜と(おも) states an intention or decision. The plan often sounds tentative rather than firmly settled.

Usage Notes

Use 〜ようと(おも)う for a decision made now or an announcement of intent. For a plan held over time, use 〜ようと(おも)っている. Both usually describe the speaker’s own intentions.

Further Reading

Examples

Thinking of delivering milk with 〜ようと思う

Learn the meaning and usage of the grammar 〜ようと思う in Japanese, with examples from manga.
それでも歩は寄せてくる » Volume 6 » Page 4

Takeru and Ayumu talk about now being in high school.

(あゆむ):
「ああ…バイトができるな」
“Yeah, I can get a part-time job.”
「オレは牛乳(ぎゅうにゅう)配達(はいたつ)ようと思ってる
“I'm thinking of doing milk delivery.”

Thinking of revealing the truth with 〜ようと思う

Learn the meaning and usage of the grammar 〜ようと思う in Japanese, with examples from manga.
ふだつきのキョーコちゃん » Volume 3 » Page 167

Kenji thinks Kyouko is upset because he and Hikari don’t get along well.

ケンジ:
「オレは不良(ふりょう)のフリをしてるだけだってヒカリにバラそうと(おも)んだ!!」
“I think I will reveal to Hikari that I'm just pretending to be a delinquent!”

Thought I would see her face with 〜ようと思う

Learn the meaning and usage of the grammar 〜ようと思う in Japanese, with examples from manga.
くノ一ツバキの胸の内 » Volume 3 » Page 107

Seeing Rindou asleep, Sazanka reaches for her mask. Rindou wakens and backs away. Tsubaki asks what they’re doing so early in the morning.

サザンカ:
「リンドウのカオを()ようと(おも)って…」
“I thought I would see Rindou's face...”