Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java slippers" » "python using data slippers", "python using java slippery", "python using java grippers"
"doi cuu anh snippets" » "doi cua anh snippets", "doi cuoc anh snippets", "doi cuu thanh snippets", "doi cuu tinh snippets", "doi cuu nang 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: (((("doi cuu anh snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi cuu anh snippets") OR ("python using java slippers"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( doi cuu anh snippets ) or ( python using java slippers ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi cuu anh snippets") or ("python using java slippers"))) or ("locating bugs code snippets"))*.