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