Perhaps you should try some spelling variations:
"tang van trinh snippets" » "tang van thinh snippets", "tang van tinh snippets", "tang dan trinh snippets", "dang van trinh snippets", "hoang van trinh snippets", "trong van trinh snippets", "tang van trinh slippers"
"dung rung code snippets" » "dung trung code snippets", "duong rung code snippets", "dung ung code snippets", "dung rung code slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("tang van trinh snippets") or ("dung rung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang van trinh snippets") OR ("dung rung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang van trinh snippets ) or ( dung rung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang van trinh snippets") or ("dung rung code snippets"))) or ("locating bug code snippets"))*.