Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"khoi thu anh snippets" » "khoi thuy anh snippets", "khoa thu anh snippets", "khoi tho anh snippets", "khoi thu canh snippets", "khoi thu oanh 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: (((("khoi thu anh snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi thu anh snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
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• Adding a wildcard symbol may retrieve word variants: (((("khoi thu anh snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.