approximate, general, rough
accurate

give (sb), provide (sb with)
use sth as
Use the table below as a guide to how much detergent to use.

be just a guide, be only a guide
Remember, this chart is only a guide.

guide as to
These figures give a rough guide as to the sales we can expect.

guide to

excellent, good
essential, handy, helpful, informative, invaluable, practical, reliable, useful, valuable
basic, brief, quick, short, simple
complete, comprehensive, definitive, in-depth
This book is the definitive guide to world cuisine.

step-by-step
a step-by-step guide to creating your own website

illustrated
pocket
how-to, study, survival
a survival guide for business managers

media (AmE)
pronunciation, reference
The book contains a quick reference guide to essential grammar at the back.

resource (AmE)
curriculum (AmE)
voter (AmE)
TV
field
electronic, interactive, online

guide to
a guide to British birds

tour, tourist
Our tour guide showed us around the old town.

experienced, professional
local, native
mountain, river
spiritual

act as, be
He agreed to go with them and act as their guide.

holiday (BrE), travel
hotel, restaurant
city, street

consult
I consulted my guide as I walked around the cathedral.

write
publish

help (to)
the information and data which help guide the affairs of the business

serve to
This book will serve to guide you in the fulfilment of a successful relationship.

try to

into
the ways in which young people are guided into employment

on
Schools were firmly guided on the details of the curriculum

carefully
Their teacher carefully guides them through rehearsals.

expertly
They guide you expertly through the whole process.

help (to)

in
He guided me in my research.

on
a document guiding teachers on how to maintain discipline

through
He guided us through the intricacies of the divorce law.

carefully, gently
He took her arm, gently guiding her.

across, along, etc.
She guided him across the busy road.

to, towards/toward
He guided her hand to his face.

Guide is used with these nouns as the subject:
conscience, instinct, philosophy

Guide is used with these nouns as the object:
boat, choice, decision, design, development, practice, process, traveller