Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi do canh snippets" » "doi do code snippets", "doi doi canh snippets", "doi do sanh snippets", "doi do danh snippets", "doi bo canh snippets", "doi co canh snippets", "doi de canh snippets"
"python using java snippets" » "python using 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: (((("doi do canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doi do canh snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( doi do canh snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doi do canh snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.