Perhaps you should try some spelling variations:
"quang khang thi snippets" » "quang khanh thi snippets", "quang thanh thi snippets", "quang khai thi snippets", "quang khoang thi snippets", "quang khoang thoi snippets", "quang hoang thi snippets", "quang khang thi slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("quang khang thi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang khang thi snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang khang thi snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang khang thi snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.