Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duong mat do snippets" » "duong mat code snippets", "duong ma do snippets", "luong mat do snippets", "duong manh do snippets", "duong hat do snippets", "duong mat co snippets", "duong mat da 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: (((("duong mat do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duong mat do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( duong mat do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duong mat do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.