Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhat vu can snippets" » "nhat vu code snippets", "nhat ve can snippets", "nhat tu can snippets", "nhat ngu can snippets", "nhat vu van snippets", "nhat vu cao snippets", "nhat vu ban 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 vu can 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 vu can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhat vu can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat vu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.