Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap moi cau snippets" » "phap moi code snippets", "phap mo cau snippets", "phap boi cau snippets", "pham moi cau snippets", "phap hoi cau snippets", "phap loi cau snippets", "phap gioi 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: (((("phap moi 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: (((("phap moi cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phap moi cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap moi cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.