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"
"bo doi van snippets" » "bo do van snippets", "bo doi va snippets", "bo doi ban snippets", "bo di van snippets", "bo noi van snippets", "co doi van 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: (((("bo doi van snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("bo doi van snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
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• Adding a wildcard symbol may retrieve word variants: (((("bo doi van snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.