Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doi dan cac snippets" » "doi dan code snippets", "hoi dan cac snippets", "doi ban cac snippets", "doi dau cac snippets", "doi dan cach snippets", "doi dang cac snippets", "doi dan ca 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: (((("python using java snippets") or ("doi dan cac snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doi dan cac snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doi dan cac snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doi dan cac snippets"))) or ("locating bug core snippets"))*.