Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pho danh cac snippets" » "pho danh code snippets", "kho danh cac snippets", "cho doanh cac snippets", "khao danh cac snippets", "pho dinh cac snippets", "pho danh ca snippets", "pho hanh cac 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: (((("pho danh cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho danh cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pho danh cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho danh cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.