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