Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang mao can snippets" » "dang mao code snippets", "dang mau can snippets", "dung mao can snippets", "dang mam can snippets", "dang mao van snippets", "dang mao con snippets", "dang mat can 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: (((("dang mao can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang mao can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang mao can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang mao can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.