Perhaps you should try some spelling variations:
"quang hanh code snippets" » "quang thanh code snippets", "quang khanh code snippets", "quan hanh code snippets", "quang hanh de snippets", "quang hanh cong snippets", "quang hanh cad snippets"
"hanh java java snippets" » "hanh va java snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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: (((("hanh java java snippets") or ("quang hanh code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh java java snippets") OR ("quang hanh code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( hanh java java snippets ) or ( quang hanh code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh java java snippets") or ("quang hanh code snippets"))) or ("locating bug code slippers"))*.