Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cot tiep cau snippets" » "cot tiep code snippets", "cot thep cau snippets", "hoa tiep cau snippets", "noi tiep cau snippets", "cot tiep can snippets", "cot thien cau snippets", "cot diem 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: (((("cot tiep 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: (((("cot tiep cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cot tiep cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cot tiep cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.