Perhaps you should try some spelling variations:
"dong trong cot snippets" » "duong trong cot snippets", "dung trong cot snippets", "cong trong cot snippets", "dong tong cot snippets", "dong trong co snippets", "dong trong mot snippets"
"dong bang cot snippets" » "dong san cot snippets", "dong bang cong snippets", "dong tong cot snippets", "dong bang cac 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: (((("dong bang cot snippets") or ("dong trong cot snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong bang cot snippets") OR ("dong trong cot snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dong bang cot snippets ) or ( dong trong cot snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dong bang cot snippets") or ("dong trong cot snippets"))) or ("locating bug code snippets"))*.