Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dao cho cham snippets" » "dao cho code snippets", "dao co cham snippets", "dao chao chao snippets", "dao chin cham snippets", "cao cho cham snippets", "dac cho cham snippets", "dao ho cham 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 cho cham 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 cho cham snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dao cho cham snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao cho cham snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.