Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"doi cua duc slippers" » "hoi cua duc slippers", "dai cua duc slippers", "dong cua duc slippers", "doi cua tuc slippers", "doi cua nuoc slippers", "doi cua quoc slippers", "doi cua duc slippery", "doi cua duc grippers"

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: (((("doi cua duc slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi cua duc slippers") OR ("python using java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( doi cua duc slippers ) or ( python using java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cua duc slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))*.