Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dang hinh he snippets" » "bang hinh he snippets", "dang dinh he snippets", "dang hanh he snippets", "dang hinh ha snippets", "dang tinh he snippets", "dang chinh che snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 hinh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang hinh he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang hinh he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang hinh he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.