Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"kim chat cho snippets" » "gia chat cho snippets", "dam chat cho snippets", "dia chat cho snippets", "kim chat co snippets", "kim chat thom snippets", "kim cap cho 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: (((("kim chat cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("kim chat cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( kim chat cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("kim chat cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.