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