Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dong qua code slippers" » "duong qua code slippers", "dong cua code slippers", "dong mua code slippers", "dong qua cong slippers", "dong qua co slippers", "dong qua con slippers"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con 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: (((("dong qua code slippers") or ("dung cho code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong qua code slippers") OR ("dung cho code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dong qua code slippers ) or ( dung cho code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong qua code slippers") or ("dung cho code snippets"))) or ("locating bugs code snippets"))*.