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OXF3000N 
an toàn chắc chắn đáng tin 
safe
OXF3000N an toàn chắc chắn đáng tin safely
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They're charging £3 for the catalogue. ☊ charge ☊
demonstrate how, what, etc...: His sudden departure had demonstrated how unreliable he was. ☊ demonstrate ☊
In general, Japanese cars are very reliable and breakdowns are rare. ☊ in general ☊
We're finding reliable staff hard to come by (= difficult to get). ☊ hard ☊
More importantly, can he be trusted? ☊ importantly ☊
inform sb that...: I have been reliably informed (= somebody I trust has told me) that the couple will marry next year. ☊ inform ☊
She may be slow but at least she's reliable. ☊ at least ☊
The service here is, in the main, reliable. ☊ in the main ☊
method (of sth): a reliable/effective/scientific method of data analysis ☊ method ☊
He's not very reliable, but I like him just the same. ☊ all/just the same ☊