Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets", "using java core snippets"
"tran manh ca snippets" » "tran minh ca snippets", "tran thanh ca snippets", "tran van ca snippets", "tran manh cua snippets", "tran manh cam snippets", "tran danh ca snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java code snippets") or ("tran manh ca snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("tran manh ca snippets"))) OR ("locating bug code snippets")).
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