Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trien do co snippets" » "trien dot co snippets", "tien do co snippets", "trien du co snippets", "trien do cao snippets", "trien vo co snippets", "trien do bo snippets"
"locating bug code snippets" » "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: (((("trien do co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trien do co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trien do co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trien do co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.