Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cham di cua snippets" » "cham di code snippets", "chat di cua snippets", "cham bi cua snippets", "cham den cua snippets", "cham dai cua snippets", "cham doi cua snippets", "cham de cua 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: (((("cham di cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cham di cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cham di cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cham di cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.