Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets", "using java code slippers"
"hung tay robot snippets" » "hung tao robot snippets", "hung a robot snippets", "hung tay robto snippets", "vung tay robot snippets", "dung tay robot snippets", "hung tan robot snippets", "hung tay robot slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "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 java code snippets") or ("hung tay robot snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("hung tay robot snippets"))) OR ("locating bug code snippets")).
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