Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duoc sua voi snippets" » "duoc si voi snippets", "duc suc voi snippets", "duoc ma voi snippets", "duoc sua doi snippets", "duoc dua voi snippets", "duoc su voi 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: (((("duoc sua voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duoc sua voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duoc sua voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duoc sua voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.