Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luc hoa cau snippets" » "luc hoa code snippets", "luc hoc cau snippets", "duc hoa cau snippets", "luc ha cau snippets", "luc hoa cac snippets", "luc hoa dau snippets", "luc hoa mau 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: (((("luc hoa 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: (((("luc hoa cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luc hoa cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc hoa cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.