Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang cac moi snippets" » "dang cac code snippets", "dung cac moi snippets", "bang cac moi snippets", "dong cac moi snippets", "dang cac mon snippets", "dang cac toi snippets", "dang cac thoi 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 cac moi 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 cac moi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang cac moi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang cac moi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.