Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang cac hoi snippets" » "dang cac code snippets", "dung cac hoi snippets", "bang cac hoi snippets", "dong cac hoi snippets", "dang cac thoi snippets", "dang cac khoi snippets", "dang cau hoi 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: (((("python using java snippets") or ("dang cac hoi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("dang cac hoi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dang cac hoi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dang cac hoi snippets"))) or ("locating bug core snippets"))*.