Perhaps you should try some spelling variations:
"dusing java java snippets" » "using java java snippets", "dusing java java slippers"
"vi ung sat snippets" » "vi ung suat snippets", "vi duong sat snippets", "vi using sat snippets", "va ung sat snippets", "vi luong sat snippets", "vi trung sat snippets", "vi ung sat 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: (((("vi ung sat snippets") or ("dusing java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi ung sat snippets") OR ("dusing java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vi ung sat snippets ) or ( dusing java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vi ung sat snippets") or ("dusing java java snippets"))) or ("locating bug code snippets"))*.