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