Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chua cau cuu snippets" » "chua cau code snippets", "chua cu cuu snippets", "chua dau cuu snippets", "cua cau cuu snippets", "chua cap cuu snippets", "chua cau cua snippets", "chua cau chu 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: (((("chua cau cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chua cau cuu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chua cau cuu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chua cau cuu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.