Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hong anh ca snippets" » "hoang anh ca snippets", "hong hanh ca snippets", "dong anh ca snippets", "hong danh ca snippets", "hong anh cam snippets", "hong anh cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("hong anh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hong anh ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hong anh ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hong anh ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.