Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"lieu dao cac snippets" » "lieu dao code snippets", "lieu nano cac snippets", "lieu va cac snippets", "lieu tai cac snippets", "lieu do cac snippets", "lieu sao cac snippets", "lieu tao 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: (((("lieu dao 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: (((("lieu dao cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( lieu dao cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu dao cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.