Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"tao trinh vi slippers" » "tao tinh vi slippers", "tho trinh vi slippers", "giao trinh vi slippers", "tao trinh va slippers", "tao trinh ve slippers", "tao trinh viet slippers", "tao trinh vi slippery", "tao trinh vi 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 ("tao trinh vi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("tao trinh vi slippers"))) OR ("locating bug code snippets")).
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