A lot of persons use the yahoo or google pay per click tools. [Just pretend like you are signing up for a pay per click campaign - and you'll see a break down of popularity, etc.]
hey you can search keyowrds that your competers have and than you use them and the other from google keyword tool to make you rank more than your competitors.this works a good way try this and you will see a difference yourself!
If you want new effective keywords for your website, go on keywordspy.com and type your site name then he will give you full keywords report with your compititors result.........
A tool is only as good as the person who knows how to use it effectively. Google adwords keyword tool is very effective. But i would also say that Wordtracker does a very good job at suggesting LSI related keywords that you may not have considered before. Take for example if you search for "propane", wordtracker will also reveal to you that another word to consider is "petroleum" or "liquid gas", etc...
yes, english keywords market tools for market business and internationals businesses nonsensical sentences.
google adwords keyword search tool is the best... ! and you have real data wich you can test immediatly buying ads...
Once you've good collection of keywords, do a competition analysis to find out the potential keywords and phrases.
First just understand your business and services then you can get keywords suggestion from Google AdWords: Keyword Tool and you can get more idea from your competitors targeted keywords.