[続「つづ」]ける => continues, to continue to N4
Secondary Verb
につけ => During both times/situations A and B, N2
Time, Situation
つつ/つつも => While A, B. Although A (is beng done), B N2
Information, Report
かけの/かけだ => B in the middle of A; half-A B N3
Time, Situation
つ~つ => Doing A and B (repeatedly, one after another) N1
Information, Report
その[結果「けっか」] => Because of A (in the past), B N3
Reason, Result, Response
つつある => In the middle of A; in the process of A N2
Time, Situation
[可能系「かのうけい」] => Can, be able to, be possible to N4
Can, Should, Must
しまつだ => Denotes negative results A N1
Reason, Result, Response
つもりだ => Plan to, be going to N4
Sentence Endings
だけのことはある => It's not surprising that A, A is no surprise, A is no wonder N2
Adjectival, Descriptions
ものの => Although A... N2
Contrast,Surprise