Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"phan tan trinh slippers" » "phan tan thinh slippers", "phan tao trinh slippers", "phan dan trinh slippers", "phan van trinh slippers", "phan tap trinh slippers", "phan lan trinh slippers", "phan tan trinh slippery", "phan tan trinh 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 ("phan tan trinh slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("phan tan trinh slippers"))) OR ("locating bug code snippets")).
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