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