Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"dung co phi slippers" » "dung cho phi slippers", "dung cong phi slippers", "dung cua phi slippers", "dung co khi slippers", "dung co thi slippers", "dung ho phi slippers", "dung co phi slippery", "dung co phi grippers"
"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 java code snippets") or ("dung co phi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("dung co phi slippers"))) OR ("locating bug code snippets")).
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