Perhaps you should try some spelling variations:
"trinh cai code snippets" » "trinh tai code snippets", "trinh cau code snippets", "trinh cac code snippets", "trinh cfd code snippets"
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de 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: (((("dung dat code snippets") or ("trinh cai code snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung dat code snippets") OR ("trinh cai code snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung dat code snippets ) or ( trinh cai code snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung dat code snippets") or ("trinh cai code snippets"))) or ("locating bug code slippers"))*.