Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cach dao cau snippets" » "cach dao code snippets", "sach dao cau snippets", "cach bao cau snippets", "cach nao cau snippets", "cach dat cau snippets", "cach da cau snippets", "cach tao 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: (((("cach dao 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: (((("cach dao cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cach dao cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach dao cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.