Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dao cac ho snippets" » "dao cac code snippets", "do cac ho snippets", "sao cac ho snippets", "tao cac ho snippets", "dao cac hop snippets", "dao cac hoc snippets", "dao cac co 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: (((("dao cac ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao cac ho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dao cac ho snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao cac ho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.