Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khu tu can snippets" » "khu tu code snippets", "thu tu can snippets", "chu tu can snippets", "khu du can snippets", "khu tu ban snippets", "khu tu cac snippets", "khu su can 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: (((("khu tu 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: (((("khu tu can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khu tu can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khu tu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.