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