Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"than doi trinh slippers" » "than doc trinh slippers", "than doi tinh slippers", "than dong trinh slippers", "thanh doi trinh slippers", "thay doi trinh slippers", "than doi trinh slippery", "than doi 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 ("than doi 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 ("than doi trinh slippers"))) OR ("locating bug code snippets")).
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