Easy unobstructed progress:
— After we solved that problem the rest was plain sailing.

synoniemen: clear sailing, easy going.

Roget 705: facility, ease; easiness etc. adj.; capability; feasibility etc. (practicability) 470; flexibility, pliancy etc. 324; smoothness etc. 255.    plain sailing, smooth sailing, straight sailing; mere child's play, holiday task; cinch [U.S.].    smooth water, fair wind; smooth royal road; clear coast, clear stage; tabula rasa [Lat.]; full play etc. (freedom) 748.    disencumbrance^†, disentanglement; deoppilation^†; permission etc. 760.    simplicity, lack of complication.    ... meer laten zien