Perhaps you should try some spelling variations:
"van sinh trinh slippers" » "van dinh trinh slippers", "van hanh trinh slippers", "van sinh trung slippers", "van minh trinh slippers", "va sinh trinh slippers", "van sinh trinh slippery", "van sinh trinh grippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code 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: (((("van sinh trinh slippers") or ("dung cac code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van sinh trinh slippers") OR ("dung cac code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van sinh trinh slippers ) or ( dung cac code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van sinh trinh slippers") or ("dung cac code snippets"))) or ("locating bug code snippets"))*.