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"
"han li data snippets" » "han lieu data snippets", "han big data snippets", "han aid data snippets", "shan li data snippets", "ban li data snippets", "dan li data 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: (((("han li data snippets") or ("python using java snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("han li data snippets") OR ("python using java snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( han li data snippets ) or ( python using java snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("han li data snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.