Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cach noi cau snippets" » "cach noi code snippets", "cach thoi cau snippets", "hanh noi cau snippets", "anh noi cau snippets", "cach hoi cau snippets", "cach loi cau snippets", "cach noi dau 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 noi 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 noi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cach noi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach noi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.