Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cu cac trieu snippets" » "cu cac tieu snippets", "cu cau trieu snippets", "cu cac kieu snippets", "cua cac trieu snippets", "cuu cac trieu snippets", "cu cao trieu 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: (((("cu cac trieu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu cac trieu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cu cac trieu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu cac trieu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.