Perhaps you should try some spelling variations:
"using rate code snippets" » "using waste code snippets", "using data code snippets", "using raw code snippets", "using rate core snippets"
"dung tao chat snippets" » "dung tai chat snippets", "dung bao chat snippets", "dung tay chat snippets", "dung cao chat snippets", "dung van chat snippets", "dung tao cao snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("using rate code snippets") or ("dung tao chat snippets"))) or ("locating bug code snippets"))~.
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